Crinkle, Internal Tooth, Nylon Washers, Full Washers, Form A
TPE, Nylon, Steel, Copper, Brass
12.5 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 14 mm, 5.36 mm, 2.25 mm, 6.5 mm
0.6 mm, 8.1 mm, 1.2 mm, 1.6 mm, 0.8 mm
M16, M2.5, M3 (Form A), M5 (Form A), M2
DIN 6797J, ASME B18.22.1
ASTM F844, DIN 7980, BS 4320G, ASME B18.21.1