SAE, Mil-Spec, Standard, USS, Large Outside Diameter
Titanium, PEEK, Nylon, Phenolic Resin, Alloy Steel
20 mm, 2 3/16", 1 37/64", 15/16", 2 1/4"
0.25", 0.625", 0.75", 0.875", 1.125"
8.1 mm, 0.3 → 0.25 mm, 1.2 mm, 1.65 - 1.90 mm, 1.08 mm
#12, 9/16", 1", 5/8", 1 1/8"
BS 4320:1968, BS2870 CZ108, ASME B18.22.1 ASTM
F844, DIN 7980, BS 3410