Double Convex Diamond Tool Material Application Hard Concrete Paint and Thin Epoxy Semi-Polished Concrete Thick Epoxy Vinyl Glues Optimal Performance for Material Hard Concrete Semipolished Concrete Product Type Double Convex Diamond Tool For Use With PG 280 PG 400 PG 400 Petrol PG 450 PG 510 PG 530 PG 540 PG 680 PG 680 RC PG 690 PG 690 Propane PG 690 RC PG 820 PG 830 PG 830 RC PG 830 S Disc Diameter 16 in Number of Segments 2 Abrasive Grit 30 Color Orange