Cup, Mudguard, Lock Washer, Full Washers, Form A
301 Stainless Steel, TPE, Ceramic, Steel, Brass
7.99 mm, 15.5 mm, 12 mm, 6.9 mm, 11.88 mm
5.3 mm, 5.36 mm, 2.25 mm, 4.36 mm, 6.5 mm
5.8 mm, 0.7 mm, 0.28 mm, 0.5 mm, 1.1 mm
M10, M6 (Form A), M3 (Form A), M16, M5 (Form A)
DIN 7603, DIN 125A, ASME B18.22.1
ASTM F844, BS 4320B, DIN 7603A