Cup, Nylon Washers, Lock Washer, Full Washers, Form A
Fibre, Steel, Stainless Steel, TPE, Brass
7.99 mm, 15.5 mm, 12 mm, 6.9 mm, 11.88 mm
5.25 mm, 6.48 mm, 4.85 mm, 4.36 mm, 6.5 mm
8.1 mm, 1.6 mm, 2.5 mm, 1.1 mm, 0.28 mm
M3 (Form A), M24, M5 (Form A), M4, M2.5
DIN 6797A, DIN 125A, DIN 7980, BS 4320B, ASME B18.21.1