Large Outside Diameter, USS, Oversized, Mil-Spec, Beveled
Steel, Titanium, Nylon, Alloy Steel, Phenolic Resin
4", 19 mm, 23 mm, 5 1/2", 7/16"
14.5 mm, 16.5 mm, 0.172", 1.172", 13 mm
0.16 mm, 0.5 mm, 0.4 mm, 1.5 mm, 1.6 mm
M27, #10, M36, 1 3/4", 1/4"
BS 4320:1968, BS 4320G, DIN 6798J, BS 4320, BS 4320B