Narrow, Mil-Spec, USS, SAE, Large Outside Diameter
Nylon, Phenolic Resin, Brass, Alloy Steel, Stainless Steel
9 mm, 2 3/16", 1 37/64", 15/16", 2 3/4"
0.438", 0.625", 0.75", 0.875", 1.125"
0.6 mm, 0.3 → 0.25 mm, 1.2 mm, 1.65 - 1.90 mm, 1.08 mm
BS 4320:1968, DIN 127B, DIN 125A, BS 3410, DIN 6798J