Internal Tooth, Lock Washer, Crinkle, Full Washers, Form A
A2/304 Stainless Steel, Fibre, Steel, TPE, 301 Stainless Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
6.4 mm, 16.2 mm, 5.36 mm, 4.36 mm, 6.5 mm
1.8 mm, 0.7 mm, 1.6 mm, 1.1 mm, 3.5 mm
M3 (Form A), M12, M24, M5 (Form A), M16
BS 4320:1968, BS 4320G, ASME B18.21.1, DIN 7980, BS 4463