Standard, Mil-Spec, SAE, USS, Narrow
Titanium, Nylon, Phenolic Resin, Alloy Steel, PEEK
45 mm, 18 mm, 2 3/4", 1 1/2", 2"
1.375", 0.813", 0.172", 1.188", 1.109"
2.5 mm, 0.28 mm, 8.1 mm, 0.4 mm, 1.2 mm
ASME B18.21.1, ASME B18.22.1
ASTM F844, DIN 7980, DIN 125A, BS 4320B