A fully threaded high tensile set screw with hex nut, used in a wide variety of applications. NOTE: Nuts included. Plated in Trivalent Chromium (Cr3) Zinc Manufactured from grade 8.8 carbon steel" Thread Dia. mm: M8 Length mm: 70 Head Type: Hex Socket Size mm: 13 Thread Type: Metric Finish: Zinc & Clear Cr3 Material: Carbon Steel Timco Set Screws & Hex Nuts - Grade 8.8 - Zinc (Size M8 x 70 - 30 Pieces) in Silver