SAE, Mil-Spec, USS, Oversized, Beveled
PEEK, Nylon, Phenolic Resin, Titanium, Steel
1 9/32", 3 1/4", 1 3/4", 1 1/32", 1 17/32"
14.5 mm, 8.62 mm, 16.5 mm, 0.625", 1.875"
5.8 mm, 0.7 mm, 0.4 mm, 0.28 mm, 8.1 mm
1/2", 5/16", M2.6, M24, M16
BS 4320:1968, BS 4320G, BS 4463, DIN 7980, BS 4320B