3-3/4", 4-1/4", 3-7/8", 4-1/2", 5-3/8"
21 mm, 55 mm, 19 mm, 14 mm, 26 mm
Imperial, Whitworth, Metric, SAE, SAE/Metric
Chrome Vanadium Steel, Aluminium Bronze, Drop Forged Carbon Steel, Beryllium Copper, Alloy Steel
Satin, Mirror, Full Polish, Black Chrome, Chrome
ASME B107.100-2010, BS192:1982.
DIN 3113, ASME B107.6., ASME B107.6
BS192:1982., DIN 3113.