New Digital 7 kilo Rotary TUMBLER, Jewelry Polisher & Finisher, Super Finishing. Rotary tumblers polish rocks, stones, coins, clean cartridges, polish brass and other metals. Process times are longer than vibratory finishing, but a distinct advantage is that the surface of work pieces get work hardened.
Barrel is multi sided, made of tough polycarbonate, are leak proof and will not corrode or rust, used with all types of media & steel shot. Addition of burnishing compound and detergent keeps parts cool and avoids drag during tumbling.Minimum speed is 5 = 60rpm/min. Maximum speed is 100 = 155rpm/min. Timer 15 - 180 min. Direction control = change every 0 - 20min this mean for example "0" will work at one direction and "2" will change direction every 2 min....... Overall unit dimensions LWH (mm) : 290 X 275 X 310. We have 240V in stock. If your voltage is 110V, please don't worry. You just need to apply a 110V to 220V voltage converter, then all is Ok for you.