External Tooth, Crinkle, Nylon Washers, Full Washers, Form A
TPE, Vulcanised Fibre, Brass, Copper, Stainless Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 21 mm, 2.1 mm, 12.2 mm, 6.5 mm
0.6 mm, 3.5 mm, 8.1 mm, 0.8 mm, 0.28 mm
M3 (Form A), M20, M6, M5 (Form A), M2.5
DIN 7980, BS 4320G, DIN 127B, BS 4320B, BS 4463