42 Pcs Abrasive Sanding Bits Grinding Stone Set with Aluminium Oxide for Metal Rust Removal, Smoothing, Deburring

【Efficient Polishing】Sharp abrasive grains are used for metal polishing to reduce dust generation, save time, and ensure a cleaner, brighter surface. Compared to steel brushes, these grains are more durable and do not rust or shed, allowing for long-term use without frequent replacements.

【Stone Grinding Bit】Made of red corundum sand material, these grinding bits are sharp, wear-resistant, and suitable for grinding, polishing, and removing burrs from various materials such as stone, glass, metal, stainless steel, and gemstones. They are also effective in removing rust from metal castings.

【Complete Specifications】With a 1/8 inch (3mm) shank, these grinding bits are compatible with power drills, cordless drills, mold grinders, and most rotary tools. The set includes sharpening stones in three sizes: 10mm cylindrical, 15mm cylindrical, and 10mm spherical (14 pieces of each size) for flexible use in different scenarios.

【Unique Design】Featuring bullet-shaped and cylindrical grinding heads, these bits are designed for grinding in narrow spaces, curved surfaces, and slots. The different shapes of the heads allow for efficient and precise grinding, meeting various daily grinding needs.

【Widely Used】These drill sanding bits are versatile and suitable for dressing, polishing, and grinding various objects including molds, metals, plastics, stainless steel, agate, wood, stone, and glass. They are cost-effective and ideal for machining both metallic and non-metallic materials.

【Cost-effective】These aluminum oxide grinding bits have high hardness and wear resistance, ensuring a longer service life and reducing replacement costs. They are tough enough to adapt to complex workpiece shapes, making them ideal for a wide range of applications.

【Warm Tips】For safety, wear a protective mask or full-coverage goggles and gloves when using the grinding drill. Ensure that the grinding stone bit is fully inserted into the collet and clamped securely.

【Quality Commitment】We offer 42 grinding drill bits in a plastic storage box for organization and easy access. If you experience any quality issues, feel free to contact us for a 100% satisfactory solution, including a full refund or replacement.

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