Standard, USS, Mil-Spec, Beveled, Large Outside Diameter
Nylon, Phenolic Resin, Brass, Alloy Steel, Steel
2", 13/16", 2 3/16", 1 37/64", 15/16"
1.031", 0.875", 1.125", 1.25", 1.5"
0.3 → 0.25 mm, 2.5 mm, 1.65 - 1.90 mm, 1.5 mm, 1.08 mm
M6, M1.6, M18, #8, 1 1/8"
BS2870 CZ108, DIN 6797J, BS 4320:1968, BS 3410, DIN 7980