USS, Mil-Spec, Beveled, SAE, Large Outside Diameter
Phenolic Resin, Brass, Alloy Steel, Steel, Titanium
2 3/4", 1 3/8", 2 3/16", 1 37/64", 15/16"
1.563", 1.109", 0.25", 0.875", 1.125"
8.1 mm, 0.3 → 0.25 mm, 0.6 mm, 1.65 - 1.90 mm, 1.08 mm
BS 4320G, BS 3410, BS2870 CZ108, DIN 125A, DIN 6798J