Standard, USS, Beveled, SAE, Large Outside Diameter
Nylon, Phenolic Resin, Steel, Alloy Steel, Titanium
12 mm, 2 3/16", 1 37/64", 15/16", 1 5/32"
10.5 mm, 0.75", 0.313", 0.875", 1.125"
8.1 mm, 0.3 → 0.25 mm, 3.5 mm, 1.65 - 1.90 mm, 1.08 mm
M24, 3 1/2", M20, M1.6, 3/4"
BS2870 CZ108, DIN 127B, ASTM F436, BS 4320, BS 3410