External Tooth, Cup, Plain Washer, Full Washers, Form A
Brass, Fibre, Ceramic, TPE, Copper
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
13 mm, 12.2 mm, 8.4 mm, 16.2 mm, 6.5 mm
0.7 mm, 0.9 mm, 1.8 mm, 2.2 mm, 3 mm
M3 (Form A), M24, M2, M5 (Form A), M2.5
BS 4320B, BS 4320:1968, ASME B18.21.1, DIN 6797J, BS 4463