... max working speed could be: 72m/s. 1) Flat type cutting wheel of reinforced style2) Coarse surface, used for metalThis series of ... /14300m/min105x25x162.25/50/117/300/14300m/minCongeneric ProductCS Focus cutting wheel/disc Dia:100,105,125,150,180,200,205,300 ... any further information,pls feel free to contact us. Flat cutting wheel for metal