ITEM NAME:10Pc 30Mm Diamond Cutting Disc For Rotary Tools Accessories With Mandrel 3. N8A3 10Pc 30Mm Diamond Cutting Disc For Rotary Tools Accessories With Mandrel 3. N8A3 Feature: 1.Compatible with the majority of rotary and air tools, including . 2.perfect for making slots, slits, being coated on both side and round the edge. 3.These high speed diamonte coated cutting discs can be used with your rotary tool to cut a wide variety of materials. 4.Cut wood, glass, plastic, metal, marble, masonry, stone, concrete, and fiberglass. 5.For use in tight places and for flush cutting. Note:Please pay attention to safety when using. Item Describe: 1. 100% Brand New and High Quality 2. Type : Diamond Cutting Discs 3. Material: Diamond 4. Color: Silver 5. Disc Diameter: 22mm,Shaft Length: 40mm 6. Shaft Diameter at Top: 4.5mm , Shaft Diameter at Bottom:3mm Package Contents: 10 * Diamond Cutting Discs 2 * Connecting Shank.These high speed diamonte coated cutting discs can be used with your rotary tool to cut a wide variety of materials. Feature: 1. Compatible with the majority of rotary and air tools, including. Type : Diamond Cutting Discs.