A Veriable speed polishing Machine capable of handling most type of metallurgical specimens. The machine consists basically of two independent 1/4 HP motor driven two 8" bronze disc over which polishing paper of cloth can be stretched. he discs are easily replaceable he machine is supplied with two 8" bronze disc which push fits on a tapered steel spindle which runs freely between two ball bearings fitted in the housing,. Motors are mounted on a common M.S.frame. The discs operate in basin of fiberglass, which collects the abrasive wastes and removes them out of the system. The discs are also provided with splashguard and cover for protection when not in use. The machine is also provided with swan neck tap, which can be swung on the disc for controlled addition of water during grinding and polishing or swung on to a wash basin for washing the specimen during intermediate examinations. The whole unit is a self contained table with easy accessibility to mechanism. All controls are brought to the front for ease of operation. The machine operates on 220 V AC with a 1/4 H.P., T.E.F.C., single phase motor which provides continuously variable speed from 300 rpm to 900 rpm by means of a circular control wheel.