Beveled, Large Outside Diameter, Standard, Mil-Spec, Oversized
Steel, Titanium, PEEK, Nylon, Brass
1 5/8", 1 5/16", 1 3/4", 2", 1 1/32"
16.5 mm, 1.172", 31 mm, 3.125", 1.109"
1.6 mm, 1.2 mm, 0.5 mm, 1 mm, 0.16 mm
BS 4320:1968, DIN 6798J, BS 4320, ASME B18.22.1
ASTM F844, BS 4463