Narrow, Mil-Spec, Oversized, Large Outside Diameter, SAE
Brass, Alloy Steel, Steel, Titanium, Nylon
19 mm, 44 mm, 23 mm, 3 3/4", 2 1/4"
0.656", 0.41", 0.391", 0.25", 0.938"
2 mm, 0.16 mm, 0.28 mm, 1.5 mm, 0.7 mm
M58, M2.6, 3/16", #3, M14
BS 4320, DIN 7980, DIN 6797J, DIN 125A, ASME B18.8.1