Just Machine Tools offers Double Disc Polishing Machine. Just Machine Tools is an ISO 9001: 2000 accredited company supplying a wide range of material testing machines for testing tensile, torsion, spring testing, fatigue, metallurgy, textiles and paper. The Double Disc Polishing Machine is used for preparing of metallography samples and has two different motors for two discs of diameter 200 mm. The Double Disc Polishing Machine helps preparing samples at a faster speed and allows speed to be adjusted up to 1400 rpm with the help of rotary handle.