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. Practical Hand-Held Deburrer - A small and handy deburrer fits comfortably in the hand, the 360-degree swivel blade can deburr easily and neatly, can break the edge cleanly and quickly. Internal Storage Design - The pipe reaming pin can be opened to store spare blades. You can replace the blades at any time, saving time and money. Widely Used - The deburring tool is suitable for deburring 3D printed plastic parts. Perfect for the surface of copper, metal, steel, pipes 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 a blade and 10 replacement blades. Blade size: 47mm * 3.2mm (total length * diameter); Burr handle size: 125mm * 22mm (length * diameter).