... 4.No vibration in the operation 230mm abrasive cutting discs for general steels pipes 1.Sharp,clean cut action 2.Two reinforced ... : 66006.Speed m/s:80m/sUsage:cutting hard metal,like general steels, steel pipes,ferrous metal,aluminium,iron,angle iron,brass ... .Low power consumption,long service life. 230mm abrasive cutting discs for general steels pipes