Mil-Spec, SAE, Large Outside Diameter, Beveled, USS
Phenolic Resin, Stainless Steel, Titanium, PEEK, Nylon
15 mm, 45 mm, 3 1/2", 66 mm, 19 mm
14.5 mm, 16.5 mm, 20.2 mm, 1.172", 0.203"
1.5 mm, 3 mm, 0.16 mm, 1.8 mm, 0.28 mm
M36, M10, 7/16", #8, 3/8"
BS 4463, BS 4320, DIN 6797J, BS 4320:1968, DIN 125A