... use 3.Over18 years experience Trade mark:FocusDiameter:100mm, 105mmThickness: 1.2mm, 2.5mmBore: 16mmType : Reinforced resin bonded cut off ... good performance, the max working speed could be: 72m/s. 1) Flat type cutting wheel of reinforced style2) Coarse surface, ... ,400(mm)Thickness:0.5 ,0.6 ,0.7 ,1.0 ,1.2 ,2.5, 3.2(mm)Bore:16,19 ... ,22,25.4,32(mm)If you request any further ...