SAE, Large Outside Diameter, Mil-Spec, Oversized, Standard
Nylon, Brass, Titanium, PEEK, Phenolic Resin
19 mm, 23 mm, 7/8", 3 3/4", 9 mm
6.5 mm, 14.5 mm, 16.5 mm, 1.625", 37 mm
1.2 mm, 0.7 mm, 8.1 mm, 1.1 mm, 0.3 mm
BS 4463, DIN 6798J, DIN 7603, DIN 6797J, DIN 7980