External Tooth, Cup, Lock Washer, Full Washers, Form A
Fibre, Steel, TPE, Brass, Stainless Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 5.3 mm, 5.36 mm, 13 mm, 6.5 mm
5.8 mm, 1.2 mm, 0.8 mm, 3.5 mm, 2.2 mm
M20, M3 (Form A), M24, M5 (Form A), M2
BS 4320B, DIN 7980, BS 4320:1968, DIN 127B, DIN 7603A