Quick solution: This deburring chamfering device with a triangular handle is designed to quickly damaged bolts and help nuts tighten in place, significantly simplifying repairs and saving time and effort. Precision metal cutting: The triangular handle chamfering device uses a precise metal cutting method, working layer by layer to produce smooth, accurate chamfers while protecting material integrity. Easy to operate: Simply set your drill to the lowest speed and apply light pressure to remove burrs effectively. The design is straightforward and accessible for both professionals and DIY enthusiasts. Versatile chamfer tool: Eliminates the need to expensive or hardtofind hardware, making it a reliable helper for both industrial and household use. Its versatility supports a wide range of materials and tasks. Use scenarios: 1. Maintenance : Quickly damaged bolts to restore machinery and restore solid fastenings. 2. Metal fabrication: Deburr and chamfer drilled holes on steel or aluminum workpieces to improve fit and finish. 3. Home projects and furniture assembly: Tidy edges and ensure snug, properly fitting hardware without additional tools.