Sharma 16 inch diamond cutter atta chakki in a 7.5 HP three-phase version, also listed as a diamond "Norton" stone flour mill machine with 60 to 65 Kg capacity. The motor suits commercial three-phase connections and regular grinding in new startups, commercial flour mills, grocery shops and grain processing businesses of small and medium size. Its diamond cutter emery stone is designed for reliable grinding and a longer service life under suitable conditions; compared with conventional emery stones it may need less frequent maintenance or replacement, depending on grain and usage, which helps manage operating costs and cut stoppages for stone changes. It grinds wheat, maize and corn, millets, rice, ragi, gram and chana, moong, jowar, coriander and other suitable spices. Specs: stone size 16 Inch X 30 MM; weight approx. 190 Kg; 1440 RPM; 440 V; power consumption 5.5 units per hour; shaft diameter 40 MM; bearing size 6208 2RS.