External Tooth, Mudguard, Plain Washer, Full Washers, Form A
301 Stainless Steel, Ceramic, TPE, Steel, Brass
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
8.4 mm, 12.2 mm, 21 mm, 4.36 mm, 6.5 mm
1.8 mm, 0.28 mm, 2 mm, 1.5 mm, 2.5 mm
M3, M3 (Form A), M24, M2, M5 (Form A)
ASME B18.22.1
ASTM F844, BS 4320G, BS 4320, ASME B18.8.1, ASME B18.21.1