4-3/8", 3-7/8", 4-1/2", 4-1/4", 5-3/8"
5.5 mm, 21 mm, 22 mm, 55 mm, 36 mm
Metric, Imperial, Whitworth, SAE, SAE/Metric
Beryllium Copper, Drop Forged Carbon Steel, Aluminium Bronze, Chrome Vanadium Steel, Alloy Steel
Chrome, Satin, Mirror, Full Polish, Black Chrome
ASME B107.6., DIN3113, ASME B107.6
BS192:1982., DIN 3113B, DIN 3113.