4-3/8", 3-7/8", 4-1/2", 4-1/4", 5"
21 mm, 22 mm, 55 mm, 14 mm, 15 mm
Whitworth, Metric, Imperial, SAE, SAE/Metric
Beryllium Copper, Chrome Vanadium Steel, Aluminium Bronze, Drop Forged Carbon Steel, Alloy Steel
Chrome, Satin, Mirror, Full Polish, Black Chrome
BS192:1982.
DIN 3113, DIN 3113B, ASME B107.6
BS192:1982., DIN3113, ASME B107.6.