4-1/4", 3-7/8", 4-1/2", 4-3/8", 5-3/8"
22 mm, 55 mm, 19 mm, 26 mm, 15 mm
Whitworth, Imperial, Metric, SAE, SAE/Metric
Drop Forged Carbon Steel, Chrome Vanadium Steel, Beryllium Copper, Aluminium Bronze, Alloy Steel
Black Oxide, Satin, Mirror, Full Polish, Black Chrome
DIN 3113., DIN 3113B, DIN3113, ASME B107.6
BS192:1982., ASME B107.6.