Narrow, Standard, Mil-Spec, SAE, Large Outside Diameter
Nylon, Phenolic Resin, Stainless Steel, Alloy Steel, Titanium
18 mm, 2 3/16", 1 37/64", 15/16", 1 5/16"
0.5", 0.75", 0.875", 1.125", 1.25"
#0, 1/4", 7/16", M18, 9/16"
NL-19, Zinc Yellow, Armor Coat, Plain, Black Oxide
7/32", 1.5 mm, 17/64", 5/32", 4.6 mm