diamond abrasive pad For polishing glass, marble, granite High enduring, strong grinding force ... Grit size: 60 120 200 400 mesh Diamond abrasive pad for glassFeature:Strong grinding forceHigh enduranceExcellent polishing effectEasy operationGrit size: ... glass, ceramics, mono-crystal silicon, poly crystal silicon, synthetic material, cemented carbide, aluminum alloy,etc Diamond abrasive pad for glass