4.0mm Diamond Wire Hollow Core Drill – 20pcs for Glass, Stone & Ceramic Flexible Diamond Sanding Belt { "@context": "https://schema

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Ideal for gemstones

Usage Tips

Unlike traditional hard Wheels

4.0mm Diamond Wire Hollow Core Drill – 20pcs for Glass, Stone & Ceramic Flexible Diamond Sanding Belt { "@context": "https://schemaDiamond Drill Bits are precision tools for fine detailing and material processing. Discover the versatility of diamond drill bits, designed with durable diamond grit for aggressive cutting, precise shaping, and long lasting performance. Available in multiple gritscoarse (40,60,80,120) for rapid material removal, and fine(240,600,1200) for detailed engraving and polishing. These tools suit lapidary artists, jewelers, sculptors, and precision craftsmen.