The hand deburring blades are made of hardened high-speed steel, sharp and easy for deburring. High wear resistance, strong cutting. The life of these blades is 80% more than normal blades. Rotating blade ensures complete coverage of the 360 tube edge. This set of deburring tool belt is equipped with a metal handle that can extend the service life and improve ease of use. Press the handle frame and press the blades down to perform the installation successfully. Tie blade can be rotated very smoothly and the changing mechanism is practical. Deburring tool can be rotated 360 very smoothly. Can break the edge clean and quickly. The 40 degree bevel angle blade is perfect for cutting circular holes, deep holes, straight edges, curved edges and slots. Suits from DIY projects for home use to professional industrial applications. Works on metal, 3D printer, plastic, PVC and many other surfaces. 1 deburring tool, 10 replacement blades that are easy to replace to meet the long-term usage requirements.