2.5mm Diamond Drill Bit Set 20 Pieces Twist Tip Drilling Sea Glass Shells Rocks for Ornaments Jewelry Necklace Earrings Pendants Bracelets Ceramic Porcelain Gems Includes Collet Compatible with Dremel
- PREMIUM QUALITY 20 pcs Set of 2.5 mm Diamond Drill Bits Compatible with Dremel Brass Collet Included.
- PRECISION TOOLS for drilling holes in sea shell, sea glass, beads, tough stones, gemstones, pebbles, precious and semi-precious stones, porcelain, optical material, composites and even rocks..
- TOOLS for Jewelry Designers for drilling clean holes for making Earrings, Pendants and Bracelets. They have multiple layers of industrial diamond particles bonded to body which provides longer drill life..
- FITS Dremel-Type Rotary Tool or Small Precision Drill Press. Special 2.5mm Brass Collet Included..
- COOLING WATER NEEDED - High Quality Diamond Coated Drill Bits 20 pieces - Wet Type (water to be used during drilling).