200mm Grinding Sanding Disc resin bond sanding Diamond Wet and Dry polishing pads for marble granite concrete

1.Unique resin bonding agent, strong grinding force;

2.Fast polishing speed and high degree of finish;

3.high wear resistance, long service life;

4.stone grinding and polishing does not leave scratches, does not leave color；

5.Granite / marble / quartz / concrete / stone floors and walls