Standard, Narrow, Mil-Spec, Beveled, Large Outside Diameter
Nylon, Steel, Titanium, Phenolic Resin, Stainless Steel
18 mm, 7/8", 26 mm, 3 1/4", 1 3/16"
6.5 mm, 14.5 mm, 16.5 mm, 20.2 mm, 0.625"
1.5 mm, 0.16 mm, 0.28 mm, 0.3 mm, 0.6 mm
M2.6, M2.5, M4, M8, 5/16"
DIN 7980, DIN 6797J, BS 4320:1968, DIN 125A, ASME B18.8.1