3-3/4", 4-5/8", 3-7/8", 4-1/2", 5-3/8"
5.5 mm, 21 mm, 55 mm, 14 mm, 36 mm
Whitworth, Imperial, SAE, Metric, SAE/Metric
Aluminium Bronze, Drop Forged Carbon Steel, Chrome Vanadium Steel, Beryllium Copper, Alloy Steel
Chrome, Satin, Mirror, Full Polish, Black Chrome
BS192:1982.
DIN 3113, ASME B107.6., ASME B107.6
BS192:1982., DIN3113, ASME B107.100-2010