Cup, Mudguard, Crinkle, Full Washers, Form A
Fibre, TPE, 301 Stainless Steel, Steel, Brass
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 2.1 mm, 2.25 mm, 5 mm, 6.5 mm
1.2 mm, 1.8 mm, 3.5 mm, 2.5 mm, 1.1 mm
M6 (Form A), M3 (Form A), M16, M5 (Form A), M6
DIN 6797A, DIN 7980, ASME B18.22.1 ASTM
F844, BS 4320B, BS 4320