Our pre-cleaner combined destoner is suitable for cleaning and screening of coffee. Removes stones, leaves, sticks and unwanted materials in the coffee. Destoner is suitable for removing stones in the coffee. Operated by vibrating mechanism with two vibro motors and classification achieved by different screens. Each screen layer consists of 2 screen parts and all screens are rubber ball cleaned. Combined with aspiration system. The machine is complete with fixed speed drive and motor. Available in different capacity according to customer needs.