Good quality blades- The blades are made of hardened high-speed steel, sharp, the blades move smoothly, powerful and wear-resistant, the surface is very smooth. Deburrer Handheld Convenience- A handy small deburrer fits comfortably in your hand, 360 degree rotating blade can deburr easily and neatly, can break the edge cleanly and quickly. Internal storage design- The pipe bore pin can be opened to store spare blades. You can replace the blades at any time, saving your time and money. Widely Used- The deburring tool is suitable for deburring printed plastic parts In 3D. Perfect for the surface of copper, metal, steel, pipe and wood. Can be used for home use, plumbing applications or as a machine tool in the workshop. Deburring tools include- 1 plastic deburring handle with blade and 10 spare blades. Blade size: 47mm*3.2mm (total length*diameter); Cutter handle size: 125mm * 22mm (length * diameter).