3-3/4", 3-7/8", 4-1/2", 4-3/8", 4-1/4"
5.5 mm, 21 mm, 22 mm, 55 mm, 19 mm
Metric, Whitworth, Imperial, SAE, SAE/Metric
Chrome Vanadium Steel, Beryllium Copper, Aluminium Bronze, Drop Forged Carbon Steel, Alloy Steel
Chrome, Black Oxide, Mirror, Full Polish, Black Chrome
ASME B107.6., DIN3113, ASME B107.6
BS192:1982., DIN 3113B, DIN 3113.