Feature:1. Tungsten Steel Material: This deburring chamfer tool is made of hard tungsten steel with high strength and hardness for durability and rust resistance. 3 tungsten steel cutting flutes have strong cutting and repairing capabilities for cleaner and more effective burr removal.2. Quick Repair Damaged Screws: Our thread burr remover tool is quick to repair damaged screws and tighten nuts. It is easy to repair screws, saving time and energy.3. Safe Use: The drill bit burr remover features smoothly and safe high speed operation with polished surfaces, ensuring comfortable and worry free use without hand injuries.4. Widely Uses: This screw deburring chamfering tool is widely used for various materials, like stainless steel, iron, copper, carbon steel, plastic, aluminum, etc.5. Removal Tool Details: There are 2pcs drill bit burr remover in the package that in 3 to 20mm (1/8in to 4/5in), 5 to 25mm (1/5in to 1in) with a 1/4in hex shank.Specification:Item Type: Drill Bit Burr Remover Material: Tungsten SteelChamfer Tool Size: Approx. 3 to 20mm / 0.12 to 0.79in, Approx. 5 to 25mm / 0.20 to 1inHex Shank Diameter: 1/4 inch.Package List:2 x Deburring Tool