4", 4-3/8", 3-7/8", 4-1/2", 4-1/4"
5.5 mm, 55 mm, 26 mm, 36 mm, 8 mm
Imperial, Whitworth, Metric, SAE, SAE/Metric
Aluminium Bronze, Chrome Vanadium Steel, Drop Forged Carbon Steel, Beryllium Copper, Alloy Steel
Satin, Mirror, Full Polish, Black Chrome, Black Oxide
DIN 3113., ASME B107.6., ASME B107.6
BS192:1982., ASME B107.100-2010, DIN 3113B