External Tooth, Plain Washer, Mudguard, Full Washers, Form A
Ceramic, 301 Stainless Steel, TPE, Steel, Brass
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
17 mm, 6 mm, 2.1 mm, 5.36 mm, 6.5 mm
1.6 mm, 1.2 mm, 3 mm, 0.8 mm, 0.3 mm
DIN 127B, ASME B18.21.1, DIN 125A, BS 4320B, DIN 7603A