3-7/8", 4-1/2", 4-3/8", 4-1/4", 5-3/8"
30 mm, 5.5 mm, 21 mm, 55 mm, 36 mm
Metric, Imperial, Whitworth, SAE, SAE/Metric
Drop Forged Carbon Steel, Aluminium Bronze, Beryllium Copper, Chrome Vanadium Steel, Alloy Steel
Satin, Black Oxide, Mirror, Full Polish, Black Chrome
BS192:1982.
DIN 3113, DIN3113, ASME B107.6., ASME B107.100-2010, ASME B107.6
BS192:1982.