External Tooth, Lock Washer, Flat Washers, Full Washers, Form A
Neoprene, Fibre, TPE, Brass, Stainless Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 2.25 mm, 21 mm, 4.36 mm, 6.5 mm
2.5 mm, 1.5 mm, 1.8 mm, 8.1 mm, 0.28 mm
M12, M5, M3, M24, M5 (Form A)
BS 4320, BS 4320B, DIN 127B, BS 4463, DIN 7603A