4", 3-3/4", 3-7/8", 4-1/2", 4-1/4"
21 mm, 55 mm, 26 mm, 8 mm, 15 mm
Imperial, Metric, Whitworth, SAE, SAE/Metric
Drop Forged Carbon Steel, Beryllium Copper, Aluminium Bronze, Chrome Vanadium Steel, Alloy Steel
Satin, Chrome, Mirror, Full Polish, Black Chrome
ASME B107.100-2010, ASME B107.6
BS192:1982., BS192:1982.
DIN 3113, DIN3113, DIN 3113.