Standard, Narrow, Mil-Spec, SAE, Large Outside Diameter
Phenolic Resin, Brass, Alloy Steel, Titanium, Steel
1 5/8", 18 mm, 2 3/16", 1 37/64", 15/16"
1.156", 5.3 mm, 0.75", 0.875", 1.125"
#2, M1.6, 1 1/4", M16, 7/16"
Plain, NL-19, Armor Coat, Black Oxide, Zinc Yellow
7/32", 0.35 mm, 1.1 mm, 9/64", 3/32"