Fangrui Product Details Carbide Burr Bits Set With 1/8 Shank: These Carbide Burr Bits Set Compatible With For Metal Grinding Bits, For Angle, Straight Air, Electric Die Grinder Bits. Very , Aggressive, Better Suited For Sanding In Tight Spaces Than Grinding Discs Flap Wheel. Sturdy And Wear Resistance: These Die Grinder Drill Bits Are Made Of Tungsten Carbide Steel, Which Is Highly Wear-. Even When Grinding Metals Such As Aluminum And Copper, The Service Life Is Still Very Long. Carbide Burr With Double-cut Design: These Carbide Rotary Burrs Adopt A -line Design, Which Has The Characteristics Of Rapid Chip Evacuation, Can Improve Work Efficiency And Shorten Cutting Time. Widely Used: 10 Rotary Burr Set Types Can Meet Different Jobs, Such As Engraving, Carving, Polishing, Deburring, Grinding, Cutting, Chamfering, Milling, Cleaning, Transplanting. Colour:as Shown Material:metal Package Contents: 1set * Die Grinder Bits(10pcs) Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different