Narrow, USS, Mil-Spec, SAE, Large Outside Diameter
Phenolic Resin, Brass, Alloy Steel, Stainless Steel, Titanium
1 3/4", 2 3/16", 1 37/64", 15/16", 2 3/4"
0.75", 0.25", 0.313", 0.875", 1.125"
8.1 mm, 0.3 → 0.25 mm, 0.6 mm, 1.65 - 1.90 mm, 1.08 mm
#12, 2 1/2", #6, 5/16", 3/4"
BS2870 CZ108, DIN 127B, ASME B18.8.1, ASME B18.22.1 ASTM
F844, DIN 7980