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