Mil-Spec, Large Outside Diameter, Beveled, USS, SAE
Titanium, Nylon, Phenolic Resin, Alloy Steel, PEEK
26 mm, 1 5/8", 5 1/2", 18 mm, 9 mm
6.5 mm, 20.2 mm, 1.172", 13 mm, 3.125"
5.8 mm, 0.7 mm, 1.2 mm, 0.28 mm, 8.1 mm
BS 4463, DIN 7603, DIN 6797J, BS 4320G, DIN 125A