External Tooth, Cup, Mudguard, Full Washers, Form A
Stainless Steel, Steel, Brass, Ceramic, TPE
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 10.5 mm, 5.36 mm, 2.25 mm, 6.5 mm
1.5 mm, 1.2 mm, 1.8 mm, 0.7 mm, 0.28 mm
M3 (Form A), M5 (Form A), M12, M2.5, M3
DIN 7980, DIN 6797A, BS 4463, ASME B18.8.1, BS 4320B