Socket Countersunk Screws

Socket countersunk screws provide a high strength, flush fitting fixing solution for mechanical, structural and general engineering applications where a smooth surface finish and secure clamping are required. Designed with a countersunk head and internal hex (socket) drive, these screws sit flush with the material surface once installed, making them ideal for applications where clearance, safety or aesthetics are important. The socket drive allows high torque installation while maintaining precise control, supporting reliable clamping in demanding assemblies. Commonly used in machinery, equipment manufacture, tooling, frames, brackets and fabricated components, socket countersunk screws deliver consistent performance in both workshop and site environments. Manufactured to DIN 7991 standards, they are widely specified for professional engineering applications.

Supplied in commonly used metric diameters and lengths, socket countersunk screws are available in corrosion resistant finishes including BZP, stainless steel A2 and stainless steel A4 to suit internal, external and demanding environments. Selected for dependable drive performance, strong fixing strength and suitability for professional trade and engineering use, socket countersunk screws provide a clean, robust solution for flush mounted bolted connections.

Socket Countersunk Screws

Diameter

Length

Material

M12x190 Socket Countersunk Screw Din7991 A2 Pack 25

M12x190 Socket Countersunk Screw Din7991 A4 Pack 25

M12x20 Socket Countersunk Screw Din7991 A2 Pack 50

M12x20 Socket Countersunk Screw Din7991 A2 Pack 25

M12x20 Socket Countersunk Screw Din7991 A4 Pack 50

M12x20 Socket Countersunk Screw Din7991 Zinc Plated Pack 200

Diameter

Length

Material

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