Alloy Steel Socket Cap Screw, Black Oxide Finish, Internal Hex Drive, Meets DIN 912/ISO 898, 80mm Length, Partially Threaded, M24-3 Metric Coarse Threads, Imported (Pack of 5): Amazon.com: Industrial & Scientific
DIN EN ISO 898-1:2009 - Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine
Class 12.9 Alloy Steel Socket Cap Screw, Black Oxide Finish, Button Head, Internal Hex Drive, Meets ISO 7380, 16mm Length, Fully Threaded, M5-0.8 Metric Coarse Threads, Imported (Pack of 100): Amazon.com: Industrial