Deburring tool: 1 manual deburring tool + 10 deburring blades, the blade is mounted on the handle. Deburring pen: The blades are made of high-speed hardened steel, sharp, the blades are Move Smoothly, Making Them Powerful and Wear-Resistant. The Blades Move Smoothly. The service life of these blades is 80% longer than normal blades. Deburring Kit: It can be flexibly rotated 360 degrees and easy to deburr. Deburring : The Tie Blade Can Be Rotated Very Easily and the Changing Mechanism is Convenient. The Replacement Blades Can Be Placed Into The Deburring Tool By Yourself, Very Convenient To Carry. Deburring Machine: Performs Coarse To Extra Fine Deburring Jobs Perfectly. Works on Metal, Plastic, PVC and Many Other Surfaces. Can be used for home use, plumbing applications or as a workshop power tool.