Internal Tooth, Spring, Mudguard, Full Washers, Form A
Steel, Ceramic, Stainless Steel, TPE, Copper
50 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 5 mm, 2.25 mm, 4.36 mm, 6.5 mm
0.7 mm, 8.1 mm, 1.2 mm, 2.5 mm, 0.28 mm
M2.5, M3 (Form A), M16, M2, M5 (Form A)
DIN 7980, DIN 127B, ASME B18.22.1 ASTM
F844, ASME B18.21.1, ASME B18.8.1