External Tooth, Internal Tooth, Mudguard, Full Washers, Form A
Fibre, TPE, Ceramic, Vulcanised Fibre, Nylon
3/4" X 3" X 1/4", 24 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 4.85 mm, 3.2 mm, 2.25 mm, 6.5 mm
1.2 mm, 0.5 mm, 8.1 mm, 1.6 mm, 2.5 mm
M10, M10, M6 (Form A), M3 (Form A), M5 (Form A), M10
BS 4320:1968, BS 4320, ASME B18.21.1, DIN 7980, DIN 125A