4-5/8", 3-7/8", 4-1/2", 4-3/8", 5-3/8"
21 mm, 5.5 mm, 22 mm, 55 mm, 26 mm
Whitworth, Imperial, Metric, SAE, SAE/Metric
Chrome Vanadium Steel, Drop Forged Carbon Steel, Aluminium Bronze, Beryllium Copper, Alloy Steel
Black Oxide, Mirror, Full Polish, Satin, Black Chrome
DIN3113, DIN 3113., ASME B107.6., DIN 3113B, ASME B107.6
BS192:1982.