4-1/4", 4-5/8", 3-7/8", 4-1/2", 5-3/8"
17 mm, 5.5 mm, 55 mm, 8 mm, 15 mm
Whitworth, Imperial, Metric, SAE, SAE/Metric
Beryllium Copper, Chrome Vanadium Steel, Drop Forged Carbon Steel, Aluminium Bronze, Alloy Steel
Black Oxide, Satin, Mirror, Full Polish, Black Chrome
DIN 3113B, DIN 3113., DIN3113, ASME B107.6., ASME B107.6
BS192:1982.