Crinkle, Cup, Nylon Washers, Full Washers, Form A
Nylon, TPE, Copper, Brass, Steel
8.8 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 11 mm, 12.2 mm, 2.25 mm, 6.5 mm
0.6 mm, 0.4 mm, 1.1 mm, 2.5 mm, 0.28 mm
M3 (Form A), M24, M5 (Form A), M12, M2.5
DIN 6797A, DIN 7980, DIN 7603A, DIN 6797J, BS 4320B