20pcs TiCN Coated Carbide Burr Set, 3mm Shank Double Cut Solid Carbide Tungsten Rotary Burrs Die Grinder Bits for Carving Polishing Engraving Drilling

20PCS Carbide Rotary Rotary Burr Sets: 10PCS Double flutes are used for cutting and repairing the working surface and interior of workpieces, and are suitable for softer materials such as wood, aluminum, plastic, etc. 10PCS Single groove is used for cutting and repairing of the working surface and interior of workpieces, suitable for harder materials such as iron, steel, copper, etc. Specifcation: Material: Tungsten Carbide Coating : TiCN Coating Shank Diameter : 1/8 inch(3.175 mm) Length: 38 mm / 1.5 inch Quantity: 20 Pcs Package Including: 20PCS Carbide Rotary Burrs Set

• 👍【3mm Shank & Two Groove Types】Single groove and double groove, each groove has ten models. Overall length 38mm, shank diameter 1/8 inch (3.175mm), angle 10 - 20 degrees . Fits most small rotary tools.
• 👍【Material】Made of heat-treated solid tungsten carbide for long service life, while TiCN coating enables the cutting edge of the tool to maintain critical sharpness and lubricity with extremely high hardness and heat resistance.
• 👍【High Efficiency】End mill CNC router bit has high hardness, wear resistance, excellent milling performance, high efficiency, smooth chip removal, no dust pollution, stable and reliable.
• 👍【Applicable Materials】TiCN coated drill bits have an HRA grade of 94 and can process metals such as cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum, as well as marble, jade, bone and other non-metals.
• 👍【Wide Applications】Widely used in metal products, tool making, engineering, model engineering, wood carving, casting, deburring, grinding, jewelry making, welding, chamfering, cylinder head transplanting and engraving.