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