New matrix uses high grade diamonds, fine copper power and high quality resin. This pad works well on granite, marble and concrete.  It is more aggressive and lasts longer than traditional resin-bond pad. We dare to compare the quality with top, popular brands on market. 

·     3.0 mm thickness

·     4” inch diameter

·         50 Grit metal-bond

·         Hook & Loop backed and color coded

·         Ultra flexible

·         Very aggressive