Plain Washer, Lock Washer, Crinkle, Full Washers, Form A
Fibre, Brass, TPE, Nylon, Copper
15.5 mm, 12 mm, 6.9 mm, 20 mm, 11.88 mm
3.2 mm, 5.36 mm, 2.25 mm, 4.36 mm, 6.5 mm
0.4 mm, 0.6 mm, 8.1 mm, 0.5 mm, 2.5 mm
M16, M5, M3 (Form A), M24, M5 (Form A)
DIN 127B, BS 4463, DIN 125A, DIN 7980, BS 4320