We are Offering Sieve Shaker Gyratory.carries Up to 7 Sieves of 20cm Diameter. the Shaker is Drive By a 1/4h.p. Electric Motor Through a Reduction Gear. the Whole Gear Mechanism Runs in An Oil Bath. suitable for Operation On 230 Volts, 50 Cycles, Single Phase, A.c. Supply. Supplied Without Sieves.