3-3/4", 3-7/8", 4-1/2", 5", 4-1/4"
21 mm, 5.5 mm, 55 mm, 26 mm, 36 mm
Whitworth, Imperial, SAE, Metric, SAE/Metric
Chrome Vanadium Steel, Beryllium Copper, Drop Forged Carbon Steel, Aluminium Bronze, Alloy Steel
Satin, Chrome, Mirror, Full Polish, Black Chrome
DIN 3113., DIN3113, ASME B107.6
BS192:1982., ASME B107.6., DIN 3113B