A fully threaded high tensile set screw with hex nut, used in a wide variety of applications. This pack contains 2 pieces. The screws are plated in Trivalent Chromium (Cr3) Zinc and manufactured from grade 8.8 carbon steel. Specifications: Thread Diameter: M8, Length: 50mm, Head Type: Hex, Socket Size: 13mm, Thread Type: Metric, Finish: Zinc & Clear Cr3, Material: Carbon Steel.