Mudguard, Crinkle, Plain Washer, Full Washers, Form A
Brass, Nylon, TPE, Stainless Steel, Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 3.2 mm, 12.2 mm, 13 mm, 6.5 mm
0.9 mm, 0.16 mm, 3.5 mm, 8.1 mm, 0.28 mm
M3 (Form A), M24, M5 (Form A), M12, M3
DIN 7980, DIN 6797A, ASME B18.8.1, BS 4320G, BS 4320B