The machine is suitable for genuine leather shoes, syntheticleather shoes and comprehensive enclosed shoes to grind flattenafter lasting which happened shrinkage, Since those will being withgrind roughen & flatten two functions. Adopted two stepselectronic vari-speed switches, the sanding belt will not pastedthe glue, no defect of grinding wheel m/c. Equipped with air dustdevice for which, can be cleaning after grinding processing andreinforced the pasting strenght, very low noise.and could do thedust suction.