External Tooth, Cup, Mudguard, Full Washers, Form A
Stainless Steel, Steel, Brass, TPE, Copper
3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 10 mm, 11.88 mm
14 mm, 5.36 mm, 2.25 mm, 17 mm, 6.5 mm
3.5 mm, 8.1 mm, 2.2 mm, 3 mm, 0.28 mm
M5 (Form A), M16, M5, M2, M2.5
BS 4463, ASME B18.22.1
ASTM F844, ASME B18.8.1, DIN 125A, DIN 7603A