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