Premium Tungsten Carbide Blade: Our blade offers high hardness, wear and heat resistance to boost cutting efficiency and lifespan. It delivers a smooth finish by removing burrs and creating a polished chamfer, enhancing both safety and aesthetics Wide Application: This deburring and chamfering tool can easily shave off the outer edges of 1/8 to 3/4 （3-20 mm）screws，bolts，pipes，rods. Suitable for a variety of materials such as mild steel, copper, brass, wood, fiberglass and hard plastics Repair Tool Cost-effective: It can quickly repair damaged bolts and fastening nuts, turning rough edges into smooth ones. You don't need to spend time and money looking for hard-to-find or expensive replacement bolts Excellent design: Deburring tool has convenient quick-release hexagon shank, compatible with most devices on the market, allowing quick and easy changes in the project without any hassles Tips: Begin at the lowest speed and slightly apply pressure to remove burrs, then gradually increase speed. DO NOT activate the driver until the bit fully covers the screw/bolt to avoid control issues. Using lubricating oil can improve performance ASIN B0DB7N72S7 Model LA-DJGJ-H-X2 Set Name 2 Brand Name LATTHANT Shank Type Hex Unit Count 2 Count Part Number LA-DJGJ-H-X2 Finish Types Black Oxide Manufacturer LATTHANT Material Type Tungsten Steel Number of Packs 2 Tool Flute Type Straight Cutting Diameter 0.75 inches Number of Flutes 1 Number of Pieces 2 Cutting Angle String 6E+1 degrees Surface Recommendation Stainless Steel, Copper, Plastic, Wood, Aluminum