3-3/4", 4", 3-7/8", 4-1/2", 4-3/8"
8 mm, 17 mm, 5.5 mm, 21 mm, 55 mm
Whitworth, Imperial, SAE, Metric, SAE/Metric
Aluminium Bronze, Drop Forged Carbon Steel, Beryllium Copper, Chrome Vanadium Steel, Alloy Steel
Chrome, Satin, Mirror, Full Polish, Black Chrome
ASME B107.6., ASME B107.6
BS192:1982., DIN 3113., DIN 3113B, DIN3113