Standard, USS, Large Outside Diameter, Mil-Spec, Oversized
Stainless Steel, Titanium, Nylon, Phenolic Resin, PEEK
21 mm, 9.5 mm, 11.1 mm, 5", 45 mm
1.563", 0.391", 0.5", 0.625", 0.41"
0.28 mm, 1.5 mm, 8.1 mm, 2.5 mm, 0.16 mm
#10, #8, #6, 1 1/4", 1/4"
ASTM F436, DIN 7980, ASME B18.8.1, DIN 125A, BS 4320B