Diamond Drill Bit Set For Dremel Rotary Tools 12 Piece 1mm 1.5mm 2mm 2.5mm 3mm With 4 Brass Collets 120 Grit Pro Grade For Sea Glass Stones Shells Jewelry Making Porcelain Ceramic Gems

12-Piece Diamond Drill Bit Set for Dremel with Collets
✔️ 12-piece set of 1mm, 1.5mm, 2mm, 2.5mm bits with 4 brass collets

This 12-piece diamond drill bit set is designed for precise drilling through sea glass, shells, agate, quartz, amethyst, and porcelain. It's ideal for jewelry making, pendants, and wire-wrapped designs with Dremel or other rotary tools.

✅ 12-piece set includes 1mm, 1.5mm, 2mm, 2.5mm sizes with 4 brass collets
✅ Diamond coated twist bits deliver clean holes and stable drilling
✅ 120 grit premium diamond coating for smooth, precise holes
✅ Water cooling extends bit life and reduces risk of cracking
✅ Compatible with Dremel and most rotary tools

💡 What is a diamond drill bit set used for in hobbyist jewelry making and craft projects?

- Handy for making pilot holes, pendant holes, and bead holes in sea glass, shells, gems, and ceramics
- Provides stable alignment with the included brass collets for Dremel-style tools
- Water cooling helps manage heat to extend bit life during thick material drilling
- Ideal for hobbyists and jewelry makers seeking clean, precise results