HT Allen Hex Socket Grub Screw:1/2" x 3 1/2"UNC - DIN 916/12.9/Black

This heavy-duty Allen hex socket grub screw is manufactured from steel and designed to fit the DIN 916 standard. It features a nominal diameter of 1/2" and a length of 3 1/2" with a UNC thread series. The fastener carries a property class of 12.9, indicating high tensile strength suitable for demanding mechanical applications. A black surface finish is applied to the component. Buyers select this type of screw when a high-strength, keyless locking mechanism is required to secure parts together without through-holes. Choose this specific item based on the required diameter, length, and the need for a standard cylindrical head suitable for hex keys.