Back Home / Fasteners / Bolts / HEX CAP SCREW BOLT METRIC ZINC M20-2.50 X 70, CL 10.9 HEX CAP SCREW BOLT METRIC ZINC M20-2.50 X 70, CL 10.9 SKU: X20X70M10.9 Categories: Bolts, Fasteners Greater tensile strength than class 8.8 bolts. Heat treated. Hex head cap screw with metric threads pitch made from medium carbon alloy steel. Metric coarse and fine threads. Most comparable but not exactly equivalent to US grade 8 cap screws. Case Quantity: 25 Log In For Pricing