Enhance your precision grinding and polishing tasks with this premium set of Corundum Grinding Drill Bits, designed for durability and exceptional performance. Crafted from wear-resistant corundum material with electroplating technology, these polishing heads deliver excellent polishing effects and efficient rust deburring on small surface areas. Key Features: · Durable Corundum Polishing Heads: Made from high-quality corundum, these drill bits offer superior wear resistance and outstanding polishing results for various materials. · Versatile Size Selection: Includes 20 grinding drill bits in different sizes to meet a wide range of polishing and grinding needs, providing flexibility for detailed work. · Multi-Purpose Application: Ideal for grinding and polishing molds, glass, gemstones, jade, stone, and other hard objects, making it suitable for professional and hobbyist use. · Compatible with Rotary Tools: Designed for use with pneumatic and electric rotary grinding machines, ensuring efficient and smooth operation. · Efficient Small Area Polishing: Perfect for rust removal, deburring, and surface polishing in confined or intricate spaces, enhancing your workflow precision. Specifications: · Material: Corundum (Electroplated) · Shank Diameter: 3mm (0.1in) Package Includes: · 20 x Grinding Drill Bits This comprehensive set of corundum grinding drill bits is a reliable and efficient polishing solution for detailed surface work, combining durability and versatility to support a variety of grinding and polishing applications.