Narrow, Mil-Spec, SAE, Beveled, Large Outside Diameter
PEEK, Nylon, Phenolic Resin, Alloy Steel, Titanium
1 17/32", 2 1/2", 2 3/16", 1 37/64", 15/16"
0.75", 0.625", 0.875", 1.125", 1.25"
8.1 mm, 0.3 → 0.25 mm, 3.5 mm, 1.65 - 1.90 mm, 1.08 mm
BS 3410, BS2870 CZ108, DIN 6797J, BS 4320:1968, ASTM F436