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