Threaded plate with bolt pressed into a screw. Completely pre-assembled with washer and nut and therefore ready for immediate use. For quick and easy fastening of pipe clamps and other loads. Suitable for profiles: 28/12, 28/15, 28/28, 28/38, 26/18, 26/26, 27/18 Head dimensions: M8: 22 x 13 x 4 mm (L x W x H) - Thread length up to 80 mm Hammer head fasteners offer a cost-effective alternative to our hammer and hook head screws. The original Bullfix hammerhead fasteners are supplied pre-assembled including nut and washer, which simplifies the installation process. They are particularly suitable for applications where lighter loads need to be attached to multiple fixing points, such as in the heating, air conditioning and plumbing sectors. similar to hammer-head screws, the hammer-head fasteners 26/18 can also be inserted subsequently via the profile slot and positioned precisely on the profile rail. The type designation indicates which profiles the fasteners are compatible with, not the dimensions of the screw head. Further information on suitable screw types for different profiles can be found in the downloads. Advantages at a glance: Quick and easy installation: The hammer-head fastener 26/18 can be inserted directly into the mounting rail at the desired position without having to slide it in from the side. As the fasteners are supplied fully pre-assembled, there is no need to fit washers and nuts separately, which reduces installation time. Flexibility: The fasteners can be moved within the profile rail, allowing precise alignment of the components. Reusability: Like the hammer-head screws, the pre-assembled hammer-head fasteners are easy to remove and can be reused if required. Functionality and application: Hammerhead fasteners can be placed anywhere in the profile. A 90-degree turn locks the head securely into the profile, ensuring a positive fit against the rail lip. Even if the screw head is not accessible, the fastening can be carried out with a nut. These fasteners can be loosened, precisely aligned and refastened or removed at any time without the need for special tools. A slot on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The large contact surface of the head in the profile ensures high stability and load-bearing capacity. The pre-assembled hammer-head fastener 26/18 is an efficient fastening solution that saves time, offers versatile application options and is suitable for many different areas of use. Discover the advantages of our hammer and hook head fasteners and optimise your assembly processes with Bullfix. Our fasteners are compatible with most systems from leading manufacturers. You can find an overview of the most common systems and the matching Bullfix screws in our information material. The pre-assembled Bullfix hammerhead fastener 26/18 is an alternative to fastening screws from well-known manufacturers such as Würth Varifix hammerhead fastener Standardfix, OBO hammerhead screw CL27HB, or the Stabilo Sanitär hammerhead screw.

Version with square (stainless steel A2 without square) Suitable for profile: 28/12, 28/15, 28/28, 28/38, 26/18, 26/26 Head dimensions: M6: 10.1 x 22.8 x 4 [mm] L x W H - thread length up to 80 mm M8: 10.1 x 22.8 x 4 [mm] L x W H - thread length up to 150 mm M10: 10.1 x 22.8 x 5 [mm] L x B H - thread length up to 200 mm M12: 10.1 x 22.8 x 11.8 [mm] L x B H - thread length up to 100 mm Hammer-head and hook-head screws, often also referred to as HALFEN screws, are used together with mounting rails or anchor channels to fasten accessories or loads. The hammer-head screw type 28/15 is inserted into the profile rail and securely anchored by rotating it through 90 degrees. The special design of the hammer head enables a positive connection that is characterised by high load-bearing capacity and stability. The screw can be moved in the groove of the profile rail, allowing flexible positioning before it is finally tightened. It is customary in the industry to categorise screws into different types, which do not indicate the dimensions of the screw head, but rather the suitability for the respective profile or profile type. An overview of which screw type is suitable for which profile can be found in the downloads. The advantages at a glance: -Quick installation: The hammer-head screw can be quickly inserted into the profile rail without pre-drilling or time-consuming preparation. High load-bearing capacity: The special head shape creates a larger contact surface, which enables a higher load-bearing capacity. Flexibility: The ability to move the screw in the profile rail allows precise alignment of the components. Reusability: Unlike many conventional screws, hammer-head screws can be loosened and reused if necessary. Functionality and application: The major advantage of hammer-head or hook-head screws is that they can be inserted at any point in the profile. By turning the screw 90°, the head locks into the profile and forms a positive fit with the rail lip. The head of the hammer-head or hook-head screw thus locks automatically in the profile. This means that the head does not need to be accessible from the outside when the nut is subsequently screwed into the profile. Another advantage is that the hook head and hammer head screws can be loosened, precisely aligned and re-fixed or removed at any time without the need for a nut. the hook head and hammerhead screws can be loosened, precisely aligned and re-fixed or removed at any time without the need for special tools. A slot on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The precisely fitting and large contact surface of the screw head in the profile ensures high stability and load-bearing capacity. This makes it possible to create fast, extremely strong, flexible and economical connections. The hammer-head screw type 28/15 is therefore a superior fastening solution that saves time, offers flexibility and is suitable for a wide range of applications. Discover the efficiency and reliability of our hammer-head screws and optimise your assembly processes with Bullfix. Our hammer-head and hook-head screws are available for different profiles and are compatible with most systems from well-known manufacturers. We have compiled an overview of the most common systems and the matching Bullfix screws for you. The Bullfix hammer-head screw is an economical alternative to the hammer-head screws from well-known manufacturers. Examples include the screws from Halfen HS 28/15, Jordahl type JD, OBO CL27HB and Fischer hammer-head screws FBC 28/15.

Profile compatibility: 38/17, 36/36, 38/45, 36/20 Head dimensions: M8: 31 x 13 x 6 [mm] (L x W x H) - thread length up to 40 mm M10: 31 x 13 x 6 [mm] (L x W x H) - thread length up to 200 mm M12: 31 x 13 x 7 [mm] (L x W x H) - thread length up to 300 mm M16: 31 x 16 x 7 [mm] (L x W x H) - thread length up to 300 mm Hammer-head and hook-head bolts, also known as HALFEN bolts, are often used in combination with mounting rails or anchor channels to fasten accessories or loads. The hammer-head screw type 38/17 is inserted into the profile rail and securely anchored with a 90-degree turn. The special design of the hammer head ensures a positive connection with high load-bearing capacity and stability. The screw can be moved in the groove of the profile rail, allowing flexible positioning before it is finally tightened. It is customary in the industry to categorise the screws into different types, which do not indicate the dimensions of the screw head, but rather the suitability for the respective profile or profile type. An overview of which screw type is suitable for which profile can be found in the downloads. Advantages: - Quick installation: Can be quickly inserted into the profile rail without pre-drilling or time-consuming preparation. - High load-bearing capacity: The special head shape creates a larger contact surface, which enables a higher load-bearing capacity. - Flexibility: The screw can be used in a variety of applications Flexibility: The ability to move the screw in the profile rail allows precise alignment of the components. - Reusability: Hammer-head screws can be loosened and reused as required. Functionality and application: A major advantage of hammer-head and hook-head screws is that they can be inserted at any point in the profile. A 90-degree turn locks the head in the profile and creates a positive fit with the rail lip, whereby the head automatically locks into the profile. The head does not need to be accessible from the outside for the subsequent screw connection using a nut. These screws can be loosened again at any time, precisely aligned and re-fixed or removed without the need for special tools. A slot on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The precisely fitting and large contact surface of the screw head in the profile ensures high stability and load-bearing capacity. The hammer-head screw type 38/17 is a superior fastening solution that saves time, offers flexibility and is suitable for a wide range of applications. Discover the efficiency and reliability of our hammer-head screws and optimise your assembly processes with Bullfix. Compatibility and alternatives: Our hammer-head and hook-head screws are available for different profiles and are compatible with most systems from well-known manufacturers. We have compiled an overview of the most common systems and the matching Bullfix screws for you. The Bullfix hammer-head screw is an economical alternative to the hammer-head screws of well-known manufacturers, such as Halfen HS 38/17, Jordahl type JH, Hilti HBC 38/17, Fischer hammer-head screws FBC 38/17 and Würth hammer-head fasteners 36/36.

Toothed screw for 41 series profiles with continuous toothing for absorbing parallel and perpendicular shear and tensile loads. Suitable for profiles: 41/22, 41/41, 41/62, 41/82 and the associated double profiles Head dimensions: M8: 34.5 x 19.5 x 9 mm (L x W x H) - thread length up to 30 mm M10: 34.5 x 19.5 x 9 mm (L x W x H) - thread length up to 80 mm M12: 34.5 x 19.5 x 9 mm (L x W x H) - thread length up to 100 mm M16: 34.5 x 19.5 x 9 mm (L x W x H) - thread length up to 125 mm Hammer-head and hook-head screws, often also referred to as HALFEN screws, are ideal for fastening accessories or loads to mounting or anchor rails. The toothed hammer-head screw type 41/22 is inserted into the profile rail and securely fastened with a 90-degree turn. The special toothing of the hammer head ensures a maximally stable and resilient connection, even when installed vertically. Before the screw is finally tightened, it can be flexibly positioned within the profile rail. The type designation indicates which profiles the screw is suitable for and does not refer to the dimensions of the screw head. An overview of the suitable screw types for the respective profiles can be found in the downloads. Advantages at a glance: Quick installation: The toothed screw 41/22 can be inserted directly into the mounting rail at the desired position without having to be inserted from the side. High load-bearing capacity: The special shape of the head creates a larger contact surface, which favours the absorption of higher loads. The continuous toothing allows use in complex applications that require multidimensional loads to be accommodated. Flexibility: The screw can be moved within the profile rail, enabling precise alignment of the components. Reusability: Hammerhead screws can be easily loosened and reused if required. Functionality and application: Hammer-head and hook-head screws can be placed in any position in the profile. A 90 degree turn locks the head in the profile and ensures that it fits snugly against the rail lip. Even if the screw head is not accessible, a nut can be used to tighten the screw. The screws can be loosened, precisely aligned and refastened or removed at any time without the need for special tools. A slot on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The large contact surface of the screw head in the profile ensures high stability and load-bearing capacity. The serration allows loads to be securely attached even when installed vertically. The hammer-head screw type 41/22 is an efficient fastening solution that saves time, offers flexible application options and is suitable for a wide range of applications. Discover the benefits of our hammer-head and hook-head screws and optimise your assembly processes with Bullfix. Our screws are also compatible with most systems from leading manufacturers. You can find an overview of the most common systems and the matching Bullfix screws in our information section. The Bullfix toothed screw 41/22Z is an alternative to the toothed hammer-head screws from well-known manufacturers such as Jordahl type JZS 41/22, Halfen HZS 41/22, Hilti MIQA-T hammer-head screws, Sikla HZ 41 and Fischer FHS.

Version with square (stainless steel A2 without square) Suitable for profile: 20/12 Head dimensions: Galvanised and hot-dip galvanised steel: 15.5 x 8.7 x 4 [mm] L x W H Stainless steel A2 (without square): 15.5 x 8.7 x 4 [mm] L x W H Stainless steel A4: 16.5 x 8.7 x 4 [mm] L x W H Hammer-head and hook-head screws, often also known as HALFEN screws, are used together with mounting or anchor channels to fasten accessories or loads. The type 20/12 hammer-head screw is inserted into the profile rail and securely anchored by turning it through 90 degrees. The special hammerhead design ensures a positive connection that is characterised by high load-bearing capacity and stability. Moving the screw in the profile rail groove allows flexible positioning before it is finally tightened. It is customary in the industry to categorise the screws into different types, which do not indicate the head dimensions but the suitability for the respective profile or profile type. A list of which type of screw is suitable for which profile can be found in the downloads. The advantages at a glance: Quick installation: no pre-drilling required. High load-bearing capacity: the special head shape and large contact surface ensure a high load-bearing capacity. Flexibility: the screw can be moved in the profile rail at any time and also subsequently for fine adjustment Reusability: hammer-head screws can be loosened and reused as required. Functionality and application: The main advantage of hammer-head and hook-head screws is that they can be positioned and inserted at any point in the profile. The head of the screw automatically hooks into the profile when it is rotated by 90 degrees and forms a tight fit with the rail lip. This means that the screw head does not need to be accessible from the outside when it is subsequently screwed into the profile with a nut. An additional advantage is that these screws can be loosened again at any time, precisely aligned and re-fixed or removed without the need for special tools. A mark on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The precise fit and the large support surface of the screw head in the profile ensure high stability and load-bearing capacity. This means that extremely strong, flexible and cost-effective connections can be made quickly. This makes the hammer-head screw type 20/12 a superior fastening solution that offers time savings, flexibility and versatility. Find out more about the efficiency and reliability of our hammer-head screws and improve your assembly processes with Bullfix. Our hammer-head and hook-head screws are available for different profiles and are compatible with most systems from well-known manufacturers. We have compiled an overview of the most common systems and the matching Bullfix screws for you. The Bullfix hammer-head screw is an economical alternative to the hammer-head screws from well-known manufacturers. For example, the screws from Halfen HS 20/12.

Threaded plate with bolt pressed into a screw. Completely pre-assembled with washer and nut and therefore ready for immediate use. For quick and easy fastening of pipe clamps and other loads. Suitable for profiles: 41/22, 41/41, 41/62, 41/82 and the associated double profiles Head dimensions: M8: 35 x 20 x 6 mm (L x W x H) - thread length up to 100 mm M10: 35 x 20 x 6 mm (L x W x H) - thread length up to 100 mm M12: 35 x 20 x 6 mm (L x W x H) - thread length up to 80 mm Hammerhead fasteners are the cost-effective alternative to our hammerhead and hook-head screws. Our original Bullfix hammerhead fasteners are supplied pre-assembled including nut and washer. They are used wherever relatively light loads need to be mounted at a large number of fixing points. This is mainly the case in the heating, air conditioning and sanitary sector. As with the hammer-head screws, the hammer-head fasteners 41/41 can also be retrofitted via the profile slot and positioned precisely on the profile rail. The type designation refers to the compatibility with different profiles and not to the dimensions of the screw head. An overview of the suitable screw types for different profiles is available in the downloads. Advantages at a glance: - Quick and easy installation: The hammer-head fastener 41/41 can be inserted directly into the mounting rail at the desired position, without the need to slide it in from the side. - Completely pre-assembled, there is also no need to fit a washer and nut, which saves time during installation. - Flexibility: The screw can be inserted inside the profile Flexibility: The screw can be moved within the profile rail and enables precise alignment of the components. - Reusability: Like the hammerhead screws, the pre-assembled hammerhead fasteners are easy to remove and can be reused if required. Functionality and application: Hammerhead fasteners can be placed in any position in the profile, just like the hammerhead and hook-head bolts. A 90 degree turn locks the head in the profile and ensures that it fits snugly against the rail lip. Even if the screw head is not accessible, a nut can be used to tighten the screw. The screws can be loosened, precisely aligned and refastened or removed at any time without the need for special tools. A slot on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The large contact surface of the screw head in the profile ensures high stability and load-bearing capacity. The serration allows loads to be securely fastened even when installed vertically. The pre-assembled hammer-head fastener 41/41 is an efficient fastening solution that saves time, offers flexible application options and is suitable for a wide range of applications. Discover the benefits of our hammer-head and hook-head fasteners and optimise your assembly processes with Bullfix. Our screws are also compatible with most systems from leading manufacturers. You can find an overview of the most common systems and the matching Bullfix screws in our information section. The Bullfix hammerhead fastener 41/41 is an alternative to fastening screws from well-known manufacturers such as Würth Varifix hammerhead fastener Standardfix, Walraven Strut hammerhead fastening set, the Unistrut Stud Nut, OBO Bettermann MS41HB, Hilti HHK hammerhead screws or Fischer FCSN.

Suitable for profiles: 40/22, 40/22 W, 40/25 Head dimensions: M8: 35 x 14 x 10.5 mm (L x W x H) - thread length up to 30 mm M10: 35 x 14 x 10.5 mm (L x W x H) - thread length up to 200 mm M12: 35 x 14 x 10.5 mm (L x W x H) - thread length up to 200 mm M16: 33.7 x 17 x 12 mm (L x W x H) - thread length up to 300 mm Hammer-head and hook-head screws, also known as HALFEN screws, are ideal for use with mounting rails or anchor rails for fastening accessories or loads. The hook-head screw type 40/22 is inserted into the profile rail and securely anchored by a 90-degree turn. The special design of the hook head enables a form-fit connection with high load-bearing capacity and stability. The screw can be moved within the profile rail, allowing flexible positioning before final tightening. The type designation refers to the suitability for different profiles and not to the dimensions of the screw head. An overview of the suitability of the screw types for the respective profiles can be found in the downloads. Advantages at a glance: Quick installation: The hook-head screw 40/22 can be quickly inserted into the profile rail without pre-drilling or time-consuming preparation. High load-bearing capacity: The special head shape creates a larger contact surface for higher load-bearing capacity. Flexibility: The ability to move the screw within the profile rail enables precise alignment of the components. Reusability: Hook-head screws can be loosened and reused as required. Functionality and application: Hammer and hook-head screws can be inserted anywhere in the profile. A 90-degree turn locks the head in the profile and creates a positive fit with the rail lip. The head does not need to be accessible from the outside for the subsequent screw connection using a nut. These screws can be loosened again at any time, precisely aligned and re-fixed or removed without the need for special tools. A slot on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The large contact surface of the screw head in the profile ensures high stability and load-bearing capacity. The hook head screw type 40/22 is an efficient fastening solution that saves time, offers flexibility and is suitable for a wide range of applications. Discover the advantages of our hook-head screws and optimise your assembly processes with Bullfix. Our screws are available for various profiles and are compatible with most systems from well-known manufacturers. You can find an overview of the most common systems and suitable Bullfix screws in our information section. The Bullfix hook-head screw is a cost-effective alternative to hook-head screws from well-known manufacturers such as Halfen HS 40/22, Jordahl type JC, Hilti HBC 40/22 hook-head screws and Fischer FBC 40/22.

Special version with serration. Suitable for profiles: 40/22, 40/22 W, 40/25 Head dimensions: M12: 35 x 14 x 10.5 mm (L x W x H) - thread length up to 80 mm M16: 33.7 x 17 x 12 mm (L x W x H) - thread length up to 80 mm Hammer-head and hook-head screws, also known as HALFEN screws, are ideal for fastening accessories or loads in conjunction with mounting or anchor rails. The hook-head screw type 40/22 is inserted into the profile rail and securely anchored by rotating it through 90 degrees. Thanks to the special design of the hook head, a connection with high load-bearing capacity and stability is guaranteed. Before final tightening, the screw can be flexibly positioned within the profile rail. The designation of the types refers to the compatibility with different profiles, not to the dimensions of the screw head. An overview of the suitability of the screw types for the respective profiles can be found in the downloads. Advantages at a glance: Quick installation: insert directly into the mounting rail at the mounting point. The hook-head screw 40/22 can be quickly inserted into the profile rail at any point without the need for lateral insertion. High load-bearing capacity: The special head shape creates a larger contact surface for higher load-bearing capacity. The serration enables installation in situations where multi-dimensional loads need to be supported. Flexibility: The screw can be moved within the profile rail, enabling precise alignment of the components. Reusability: Hook-head screws can be loosened and reused at any time. Functionality and application: Hammer and hook-head screws can be inserted into any profile. The 90-degree rotation locks the head into the profile and creates a positive fit with the rail lip. Even if the head is not accessible from the outside, the subsequent screwing can be done with a nut. These screws can be loosened, precisely aligned and re-fixed or removed at any time without the need for special tools. A slot on the underside of the thread indicates the correct alignment of the screw head in the mounting rail. The large contact surface of the screw head in the profile ensures high stability and load-bearing capacity. The hook head screw type 40/22 is an efficient fastening solution that saves time, offers flexible application options and is suitable for a wide range of applications. Discover the benefits of our hook-head screws and optimise your assembly processes with Bullfix. Our screws are also compatible with most systems from leading manufacturers. You can find an overview of the most common systems and the matching Bullfix screws in our information section. The Bullfix hook-head screw with serration is a cost-effective alternative to hook-head screws from well-known manufacturers such as Halfen HSR 40/22, Jordahl type JKC, Hilti HBC-40/22-N hook-head screws and Fischer FBC-N 40/22.

Suitable for profiles: 48/26, 49/30, 50/30, 50/40, 52/34, 54/33 Head dimensions: M10: 43.3 x 13 x 12.5 mm (L x W x H) - thread length up to 80 mm M12: 43.3 x 13 x 12.5 mm (L x W x H) - thread length up to 200 mm M16: 42.5 x 17 x 14.5 mm (L x W x H) - thread length up to 300 mm M20: 42.0 x 21 x 15.0 mm (L x W x H) - thread length up to 300 mm The shape of the hammer-head and hook-head screws, also known as HALFEN screws, is ideal for fastening accessories or loads together with mounting rails or anchor rails. The hook head screw type 50/30 is inserted into the profile rail and securely anchored with a 90-degree turn. The special design of the hook enables a form-fit connection with high load-bearing capacity and stability. The screw can be moved within the profile rail, allowing flexible positioning before final fixing. The type designation refers to the compatibility with different profiles and not to the dimensions of the screw head. An overview of the compatibility of the various screw types with the respective profiles can be found in the downloads. Advantages at a glance: Quick installation: This can be quickly inserted into the profile rail without pre-drilling or time-consuming preparation. High load-bearing capacity: The special head shape ensures a larger contact surface and therefore a higher load-bearing capacity. Flexibility: Moving the screw within the profile rail enables precise alignment of the components. Reusability: If required, the hook head screws can be loosened and reused. Functionality and application: Hammer and hook-head screws can be placed anywhere on the profile. By turning the head 90 degrees, it locks into the rail and forms a precise connection with the rail lip. No external access to the screw head is required for subsequent fastening with a nut. This type of screw can be loosened, precisely adjusted and refastened or removed at any time without the need for special tools. A slot on the underside of the thread indicates the correct positioning of the screw head in the mounting rail. The wide contact area of the screw head in the profile ensures high load-bearing stability. The hook-head screw type 50/30 is an efficient fixing solution that saves time and flexibility and is suitable for a wide range of applications. Find out more about the benefits of our hook head screws and improve your assembly processes with Bullfix. Our screws are available for various profile types and are compatible with most systems from well-known manufacturers. A summary of the most common systems and suitable Bullfix screws can be found in our information material. The Bullfix hook-head screw is a cost-effective alternative to the hook-head screws of well-known manufacturers such as Halfen HS 50/30, Jordahl type JB, Hilti HBC 50/30 hook-head screws and Fischer FBC 50/30.

Version with serration. Suitable for profiles: 48/26, 49/30, 50/30, 50/40, 52/34, 54/33 Head dimensions: M16: 42.5 x 17 x 14.5 mm (L x W x H) - thread length up to 80 mm M20: 42.0 x 21 x 15.0 mm (L x W x H) - thread length up to 80 mm Our hammer-head and hook-head screws, also known as HALFEN screws, are ideal for fastening accessories or loads in combination with mounting or anchor channels. The special design of the hook head enables a high load-bearing capacity and stability. The designation of the types comes from their compatibility with different profiles, not from the dimensions of the screw head. You can find more information on the suitability of the screw types for the respective profiles in the downloads. Advantages at a glance: Quick installation: You insert the hook-head screw directly into the mounting rail at the mounting point. Load-bearing capacity in all directions: The special head shape gives them a larger bearing surface, which enables them to take a higher load. The serration allows them to take multi-dimensional loads. Flexibility: You can move the screw within the profile rail. Sustainability: You can loosen and reuse the hook-head screws at any time. Functionality and application: Hammer-head and hook-head screws can be placed anywhere on the profile. By turning them 90 degrees, the head locks into the rail and forms a precise connection with the rail lip. No external access to the screw head is required for subsequent fastening with a nut. This type of screw can be loosened, precisely adjusted and refastened or removed at any time without the need for special tools. A slot on the underside of the thread indicates the correct positioning of the screw head in the mounting rail. The wide contact area of the screw head in the profile ensures high load-bearing stability. The hook-head screw type 50/30 is an efficient fixing solution that saves time and flexibility and is suitable for a wide range of applications. Thanks to the serration, this screw is able to absorb multidimensional loads. Find out more about the benefits of our hook head screws and improve your assembly processes with Bullfix. Our screws are available for various profile types and are compatible with most systems from well-known manufacturers. A summary of the most common systems and suitable Bullfix screws can be found in our information material. The Bullfix hook-head screw 50/30 with serration is a cost-effective alternative to hook-head screws from well-known manufacturers such as Halfen HSR 50/30, Jordahl type JKB, Hilti HBC-50/30-N hook-head screws and Fischer FBC-N 50/30.

Suitable for the profiles: 72/48, 72/49 Head dimensions: M20: 58 x 23 x 18.5 mm (length x width x height) - thread length up to 200 mm M24: 58 x 25 x 20.5 mm (length x width x height) - thread length up to 200 mm M30: 58 x 31 x 24.5 mm (length x width x height) - thread length up to 300 mm The hammer-head and hook-head bolts, also known as HALFEN bolts, are the perfect fastener for fixing accessories or loads to mounting rails or anchor channels. After inserting the hook-head screw type 72/48 into the profile rail and turning it through 90 degrees, it is firmly anchored. The special shape of the hook head ensures a strong connection with high load-bearing capacity and stability. The screw can be moved within the profile rail to allow flexible positioning before final fixing. The type designation refers to compatibility with different profiles and not to the dimensions of the screw head. In our downloads you will find an overview of the compatibility of the different screw types with the respective profiles. The advantages at a glance: Quick installation: No pre-drilling or time-consuming preparations are required, so it can be quickly inserted into the profile rail. High load-bearing capacity: Thanks to the special head shape, there is a larger contact surface and therefore increased load-bearing capacity. Flexibility: By moving the screw within the profile rail, precise alignment of the components can be achieved. Reusability: If necessary, the hook head screws can be loosened and reused. Functionality and application: Hammer and hook-head screws can be placed anywhere on the profile. The head locks into the rail by turning 90 degrees and forms a precise connection with the rail lip. No external access to the screw head is required for subsequent fixing with a nut. This type of screw can be loosened, precisely adjusted and reattached or removed at any time. A slot on the underside of the thread is used to position the screw head correctly in the mounting rail. The wide bearing surface of the screw head in the profile ensures high load-bearing capacity and stability. The hook head screw type 72/48 provides an efficient fixing solution that guarantees time savings and flexibility and is suitable for a wide range of applications. Find out more about the benefits of our hook head screws and improve your fixing processes with Bullfix. Our screws are compatible with different profile types and fit most common systems. You can find an overview of the most common systems and suitable Bullfix screws in our information material. The Bullfix hook-head screw is an inexpensive alternative to hook-head screws from well-known manufacturers such as Halfen HS 72/48 or Jordahl type JA.