Standard, Large Outside Diameter, USS, Mil-Spec, Oversized
Phenolic Resin, Brass, Nylon, Stainless Steel, Steel
45 mm, 19 mm, 23 mm, 4 1/2", 3 1/4"
16.5 mm, 20.2 mm, 1.063", 1.172", 3.125"
0.4 mm, 1.6 mm, 2.5 mm, 0.16 mm, 0.28 mm
M2.5, M12, 3/8", M24, #12
BS 4320G, DIN 127B, DIN 6797J, DIN 7980, BS 4320