3-7/8", 4-1/2", 4-3/8", 4-1/4", 5-3/8"
21 mm, 5.5 mm, 55 mm, 26 mm, 36 mm
Whitworth, Imperial, SAE, SAE/Metric, Metric
Drop Forged Carbon Steel, Aluminium Bronze, Beryllium Copper, Chrome Vanadium Steel, Alloy Steel
Chrome, Black Oxide, Mirror, Full Polish, Black Chrome
ASME B107.6
BS192:1982., DIN 3113., DIN3113, DIN 3113B, ASME B107.6.