Internal Tooth, Nylon Washers, Crinkle, Full Washers, Form A
Fibre, Stainless Steel, Steel, TPE, Brass
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
3.2 mm, 12.5 mm, 2.25 mm, 4.36 mm, 6.5 mm
0.28 mm, 0.6 mm, 8.1 mm, 1.2 mm, 2.5 mm
M6 (Form A), M8, M3 (Form A), M5, M5 (Form A)
BS 4320, DIN 6798J, DIN 7603A, BS 4320B, BS 4463