Hexagon Socket Head Cap Screws

TUZ, a trusted hex socket head cap screw supplier, offers reliable, high-strength fastening solutions in both metric and inch-threaded options. Our Allen bolts (hex socket head cap screws) feature a hexagonal recess that ensures stable torque transfer and secure fastening in compact spaces.

Metric screws meet DIN 912 and ISO 4762 standards, while inch-thread options follow ASME B18.3-2002 standards. Made with durable SCM435 alloy steel or 304 stainless steel, they also feature corrosion-resistant finishes such as black oxide, zinc, and nickel plating. Each batch undergoes rigorous testing for quality assurance.

Available in a variety of sizes, from M2 to M24 (metric) and #2 to 3/4” (inch), these screws fit diverse applications in machinery, automotive assemblies, and electronics. Choose TUZ as your Allen bolt supplier for dependable, high-performance hex socket head cap screws.