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