4-1/4", 4-3/8", 3-7/8", 4-1/2", 5-3/8"
21 mm, 22 mm, 55 mm, 14 mm, 36 mm
Imperial, Whitworth, Metric, SAE, SAE/Metric
Chrome Vanadium Steel, Drop Forged Carbon Steel, Aluminium Bronze, Beryllium Copper, Alloy Steel
Mirror, Full Polish, Black Chrome, Satin, Chrome
ASME B107.100-2010, DIN3113, ASME B107.6., BS192:1982.
DIN 3113, ASME B107.6
BS192:1982.