4-1/4", 4-3/8", 4-5/8", 3-7/8", 4-1/2"
17 mm, 21 mm, 5.5 mm, 55 mm, 36 mm
Whitworth, Imperial, SAE, Metric, SAE/Metric
Drop Forged Carbon Steel, Beryllium Copper, Aluminium Bronze, Chrome Vanadium Steel, Alloy Steel
Chrome, Satin, Mirror, Full Polish, Black Chrome
DIN 3113., ASME B107.6
BS192:1982., DIN3113, BS192:1982.
DIN 3113, DIN 3113B