External Tooth, Mudguard, Plain Washer, Full Washers, Form A
Nylon, 301 Stainless Steel, TPE, Stainless Steel, Ceramic
8.8 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 10.5 mm, 2.1 mm, 4.36 mm, 6.5 mm
5 mm, 0.4 mm, 0.28 mm, 8.1 mm, 2.5 mm
M16, M5 (Form A), M5, M4, M2
BS 4320G, BS 4463, ASME B18.8.1, DIN 7603A, BS 4320B