Internal Tooth, Mudguard, Full Washers, Form A, Flat Washers
A2/304 Stainless Steel, Fibre, 301 Stainless Steel, Ceramic, TPE
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
14 mm, 2.25 mm, 13 mm, 4.36 mm, 6.5 mm
0.8 mm, 1.2 mm, 0.9 mm, 1.6 mm, 0.28 mm
M12, M24, M5 (Form A), M2, M20
BS 4320, ASME B18.8.1, BS 4320G, DIN 7603A, BS 4320B