Weha 4″ Matrix 3 Step Diamond Polishing Pad Step 2 for Granite, Quartz, Engineered StoneWeha Matrix 3 Step Diamond Polishing Pads are a 3 step polishing pad for granite, quartz, engineered stone, hard marbles. Matrix 3 step diamond polishing pads are perfect for medium dark to light stone.3 step diamond polishing pads have a place in the stone fabrication process. Quality is critical in order for the 3 step process to work.The Matrix 3 Step Diamond Polishing Pads were built to achieve a good polish on medium dark to light colored granite, quartz, and engineered stone materials.For dark stones, the Matrix 3 Step Diamond Polishing Pads will get you close but not perfect.How can you achieve a good finish on dark stones with the Matrix 3 Step Polishing Pads? Polish the stone using the Matrix 3 step pads and then finish withTenax Ager.For a perfect polish (literally 3 step and install it) on dark materials, use theWeha Trilogy 3 Step Diamond Polishing Padsor theWeha Trio 3 Step Diamond Polishing Pads.