3-3/4", 4-1/4", 4-5/8", 3-7/8", 4-1/2"
5.5 mm, 22 mm, 55 mm, 19 mm, 26 mm
Imperial, Metric, Whitworth, SAE, SAE/Metric
Aluminium Bronze, Beryllium Copper, Chrome Vanadium Steel, Drop Forged Carbon Steel, Alloy Steel
Mirror, Full Polish, Black Chrome, Satin, Black Oxide
DIN 3113B, DIN 3113., DIN3113, BS192:1982.
DIN 3113, ASME B107.6
BS192:1982.