Mil-Spec, Standard, Beveled, USS, Large Outside Diameter
Nylon, Phenolic Resin, Brass, Alloy Steel, Stainless Steel
2 1/4", 35 mm, 2 3/16", 1 37/64", 15/16"
1.031", 0.75", 0.875", 1.125", 1.5"
M1.6, M2, M18, 7/16", #10
NL-19, Armor Coat, Zinc Yellow, Zinc Plated, Black Oxide
3/8", 3.1 mm, 9/32", 4.6 mm, 17/64"