Feature:1. The diamond grinding block is mainly used for highefficiency grinding and polishing of nonmetallic hard and brittle materials.2. Made of highquality diamond material, hard and wearresistant, will not be deformed after long time use.3. Compared with traditional polishing wheels, it has better grinding performance and polishing effect.4. The grit is 16, the grinding surface is fine, with low noise and high grinding performance during work.5. 3pcs dovetail arrow tooth diamond grinding blocks can be replaced, widely used in marble, concrete products, etc.Specification:Item Type: Diamond Grinding BlockMaterial: DiamondColour: BlackType: Dovetail arrow toothGrit Number: 16#Number of Teeth: 2Quantity: 3pcs.Package List:3 x Diamond Grinding Block