4-1/4", 4-5/8", 3-7/8", 4-1/2", 4-3/8"
22 mm, 55 mm, 19 mm, 36 mm, 8 mm
Imperial, Whitworth, Metric, SAE, SAE/Metric
Drop Forged Carbon Steel, Beryllium Copper, Chrome Vanadium Steel, Aluminium Bronze, Alloy Steel
Black Oxide, Chrome, Mirror, Full Polish, Black Chrome
ASME B107.6., ASME B107.100-2010, ASME B107.6
BS192:1982., BS192:1982.
DIN 3113, DIN3113