Cup, External Tooth, Lock Washer, Full Washers, Form A
Fibre, Steel, TPE, Nylon, Brass
12 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 12.2 mm, 2.2 mm, 4.36 mm, 6.5 mm
1.2 mm, 1.8 mm, 3.5 mm, 0.7 mm, 8.1 mm
M5, M3 (Form A), M24, M2, M5 (Form A)
DIN 6798J, DIN 125A, BS 4320G, BS 4320, ASME B18.21.1