3-3/4", 4", 4-1/4", 3-7/8", 4-1/2"
17 mm, 5.5 mm, 55 mm, 19 mm, 26 mm
Whitworth, Metric, Imperial, SAE, SAE/Metric
Chrome Vanadium Steel, Drop Forged Carbon Steel, Aluminium Bronze, Beryllium Copper, Alloy Steel
Satin, Black Oxide, Mirror, Full Polish, Black Chrome
ASME B107.100-2010, DIN3113, ASME B107.6., ASME B107.6
BS192:1982., DIN 3113B