Spring, External Tooth, Crinkle, Full Washers, Form A
Fibre, Steel, TPE, Brass, Copper
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
21 mm, 2.1 mm, 12.2 mm, 12.5 mm, 6.5 mm
0.28 mm, 0.6 mm, 0.5 mm, 0.8 mm, 2.5 mm
M3, M16, M3 (Form A), M5 (Form A), M8
BS 4463, DIN 125A, DIN 7980, BS 4320, ASME B18.8.1