Internal Tooth, Nylon Washers, Lock Washer, Full Washers, Form A
Fibre, Brass, TPE, Steel, Copper
9.09 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 13 mm, 12.2 mm, 5.36 mm, 6.5 mm
8.1 mm, 0.4 mm, 2.5 mm, 0.8 mm, 3.5 mm
M6 (Form A), M3.5, M8, M3 (Form A), M5 (Form A)
BS 4320B, BS 4320:1968, DIN 127B, DIN 6797J, DIN 7603A