RUBI polishing pads are specially designed for wet work on surfaces of natural stone, especially granite, marble and cured concrete. Our polishing pads offer the construction professional excellent finishes on any flat surface and in bevelling either marble, granite, other natural stones or cured concrete. The RUBI range of polishing pads for wet work consists of different grains: 50, 100, 200, 400, 800, 1500 and 3000. All identified and colour coded for quick and easy identification. 50 and 100 grain polishing pads are for initial work when a larger grain size is necessary and the maximum working speed should not exceed 4500 rpm. The 200, 400 and 800 grain polishing pads are for medium buffing and their maximum speed is 4500 rpm. The 1500 and 3000 grain polishing pads are the finest and recommended for final polishing work. Their maximum operating speed should not exceed 4500 rpm. Finally, to complete the range of polishing pads, RUBI includes its BUFF pad, needed for final finishing in polishing work on natural stone and cured concrete. The maximum operating speed of this pad is 4500 rpm. As part of the strategy, RUBI is continuously researching according to the evolution of materials and based on the requirements received by leading ceramic tile manufacturers worldwide, 30,000 RUBI dealers and more than 40,000 end users registered in Club RUBI. Owing to all of these factors, RUBI offers professional ceramic tilers the most comprehensive and suitable range of tools on the market. Everything that you need for all phases of the ceramic tile fitting process.