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