Cup, Tap Washer, Mudguard, Full Washers, Form A
Nylon, Steel, 301 Stainless Steel, Ceramic, TPE
8.8 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 13 mm, 5.3 mm, 2.25 mm, 6.5 mm
0.8 mm, 3.5 mm, 8.1 mm, 0.3 mm, 0.16 mm
M3, M16, M5 (Form A), M4, M2
DIN 7980, BS 4320B, DIN 7603, BS 4463, DIN 7603A