Full Automatic Blade sharpner for the straight blade in different machineries, easy to chontrol, save money and time Working Range:1000mm -1700mm blade sharpner Moving motor type 90YSJ 904 .GS75 Size of grinding whee lBWΦ125*Φ95*Φ32*12 Working angle 90 degrees Moving speed of grinding wheel2.52 m/min Grinding motorY802-2B3 1.1kw -3.7kw 2830r/min Outline(length* width*height)1200*650*1290m.