Concrete mixer is suitable for mixing mortar, with merits of small volume, easy to ... suitable for mixing mortar, with merits of small volume, easy to transprot,high efficiency,outstanding quality.CNJB-90X concrete cutting machineconcrete cutting ... life.2. Japanese shaft bearing for long service life3. Comfortable grip handle4. Easy crank for raising/lowering cutting depth5. Hinged front,lift-up ...