The KGS Speedtec M 60mm Tool is designd for WET polishing of Marblee using planetaryfloor grinding machines. Machines from 150kgs to 400 kgs can be used to bring the best gloss and depth to your Marble floor. It is recommended to use KGS BTS Metal Bonds for any grinding required prior to using Speedtec M for polishing. Polish Levels: 200 Grit: Matt Closed. 400 Grit: Silky 800 Grit: Low Gloss 1500 Grit: Medium Gloss 3000 Grit: High Gloss Tips: As a final step, to get maximum gloss and that 'wet look' shine, finish with a quality polishing powder or paste following the manufacturers instruction. On-going: Maintain and clean the floor using KGS Flexis Diamond Floor pads.