Mil-Spec, Oversized, SAE, Large Outside Diameter, USS
Steel, Nylon, Phenolic Resin, Brass, Alloy Steel
18 mm, 7/8", 2 3/16", 1 37/64", 15/16"
0.25", 0.75", 0.875", 1.125", 1.5"
NL-19, Armor Coat, Hot Dipped Galvanized, Black Oxide, Zinc Yellow
3 mm, 4 mm, 3.5 mm, 5/64", 1.1 mm