External Tooth, Cup, Nylon Washers, Full Washers, Form A
301 Stainless Steel, Steel, Copper, TPE, Ceramic
12 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
3.2 mm, 12.5 mm, 5.36 mm, 2.25 mm, 6.5 mm
3.5 mm, 0.8 mm, 0.3 mm, 0.16 mm, 0.28 mm
M3 (Form A), M5 (Form A), M2, M5, M4
BS 4320G, DIN 7980, DIN 7603A, BS 4320B, BS 4463