Nylon Washers, Plain Washer, Mudguard, Full Washers, Form A
Stainless Steel, TPE, Vulcanised Fibre, Steel, Brass
7.99 mm, 15.5 mm, 6.9 mm, 20 mm, 11.88 mm
5.3 mm, 10.5 mm, 13 mm, 4.36 mm, 6.5 mm
1.5 mm, 0.5 mm, 1.1 mm, 2.5 mm, 0.28 mm
M2.5, M3 (Form A), M3, M24, M5 (Form A)
DIN 125A, DIN 6798J, DIN 6797A, DIN 7603A, BS 4320B