Plain Washer, Mudguard, Cup, Full Washers, Form A
Fibre, Stainless Steel, Steel, TPE, 301 Stainless Steel
12 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
3.2 mm, 13 mm, 21 mm, 4.36 mm, 6.5 mm
0.28 mm, 8.1 mm, 1.1 mm, 1.6 mm, 0.16 mm
M6, M5 (Form A), M2, M16, M2.5
BS 4320, DIN 6797J, BS 4320G, DIN 125A, BS 4320B