Manual Deburring Use: The inner hole scraper helps remove burrs, trim rough rims, and chamfer work on metal or polymer pieces during home repairs and workshop maintenance Steel Insert Structure: High hardness steel inserts scraping and burr removal on metal or polymer workpieces, with a practical hand tool format for controlled finishing Controlled Handling Design: A textured blue handle supports secure grip and manual control while the dark holder keeps the curved scraper cutter positioned for careful trimming work Package And Use Reminder: Includes 1 manual handle and 5 curved inserts; wear suitable eye and hand gear, keep cutting parts away from minors, and replace inserts carefully Replaceable Insert Set: The package includes a blue textured handle and five curved inserts, giving users a practical hand tool setup for repeated deburring and workpiece cleanup tasks, Manufacturer: Kalttoy