4", 4-1/4", 3-7/8", 4-1/2", 5"
21 mm, 5.5 mm, 55 mm, 36 mm, 15 mm
Metric, Imperial, Whitworth, SAE, SAE/Metric
Chrome Vanadium Steel, Beryllium Copper, Aluminium Bronze, Drop Forged Carbon Steel, Alloy Steel
Satin, Mirror, Full Polish, Chrome, Black Chrome
DIN3113, DIN 3113B, BS192:1982.
DIN 3113, ASME B107.6., ASME B107.6
BS192:1982.