Find ASTM fasteners, dimensions, tolerances and weights. Ferrobend offers complete range of ASTM standard bolts, screws, studs, threaded rods, nuts, washers, pins, rivets, plugs, and other fixings and fasteners from stock and custom manufacturing. ASTM fasteners are German standard metric sized fasteners developed and are widely accepted across the world for general and special engineering applications. These metric sized ASTM fasteners are manufactured in coarse, fine and extra fine threads with standard and custom dimensions. ASTM standard fasteners are widely produced and stocked in carbon steel grades 4.6, 5.6, 8.8, 10.9, 12.9, stainless steel A2-70, A4-70, A4-80, 1.4541, 1.4571, 1.4305 and many other material grades and specifications.