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