3-3/4", 4-1/4", 3-7/8", 4-1/2", 5-3/8"
21 mm, 55 mm, 26 mm, 36 mm, 8 mm
Metric, Whitworth, Imperial, SAE, SAE/Metric
Beryllium Copper, Drop Forged Carbon Steel, Aluminium Bronze, Chrome Vanadium Steel, Alloy Steel
Chrome, Satin, Mirror, Full Polish, Black Chrome
DIN 3113., ASME B107.6., BS192:1982.
DIN 3113, ASME B107.100-2010, ASME B107.6
BS192:1982.