4", 3-3/4", 3-7/8", 4-1/2", 4-1/4"
5.5 mm, 55 mm, 19 mm, 26 mm, 36 mm
Whitworth, Imperial, Metric, SAE/Metric, SAE
Chrome Vanadium Steel, Aluminium Bronze, Drop Forged Carbon Steel, Beryllium Copper, Alloy Steel
Mirror, Full Polish, Black Chrome, Chrome, Satin
DIN3113, ASME B107.6
BS192:1982., DIN 3113., DIN 3113B, ASME B107.6.