Long Shank Carbide Rotary Files Deep Groove Deburring Burr Bits for Injection Mold Repair Milling

Long Shank Carbide Rotary Files Deep Groove Deburring Burr Bits for Injection Mold Repair Milling. Material: Tungsten Carbide Blank highlight: High hardness & wear resistance, long service life. Cutting Teeth: Multi-type Special Flutes highlight: High cutting efficiency, anti-clog design for different metals. Welding: Flat Bottom Silver Brazing highlight: Large bonding area, ultra-strong joint, no head falling off at high speed.