3-3/4", 3-7/8", 4-1/2", 4-1/4", 5-3/8"
55 mm, 19 mm, 14 mm, 26 mm, 15 mm
Imperial, Whitworth, SAE, Metric, SAE/Metric
Beryllium Copper, Chrome Vanadium Steel, Aluminium Bronze, Drop Forged Carbon Steel, Alloy Steel
Chrome, Mirror, Full Polish, Black Chrome, Satin
DIN3113, BS192:1982.
DIN 3113, DIN 3113B, DIN 3113., ASME B107.6
BS192:1982.