Nylon Washers, Cup, Lock Washer, Full Washers, Form A
A2/304 Stainless Steel, Fibre, TPE, 301 Stainless Steel, Brass
12 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.2 mm, 5.36 mm, 21 mm, 4.36 mm, 6.5 mm
0.9 mm, 0.28 mm, 1.5 mm, 0.16 mm, 2.5 mm
M3 (Form A), M5 (Form A), M5, M20, M2.5
BS 4320G, ASME B18.21.1, DIN 7603A, BS 4320B, BS 4320