Diamond Drill Bit Set 1mm 1.5mm 2mm 2.5mm 20 Pieces 4 Sizes Compatible with Dremel Collets Included Twist Tip Jewelry Beach Sea Glass Shells Gemstones Lapidary Ornament Bracelet Necklace Arts Crafts
- Premium Quality Set of Total 20 pcs. 1mm (5 pcs), 1.5mm (5 pcs), 2.0mm (5 pcs), and 2.5mm (5 pcs) Twist Diamond Drill Bits – Compatible with Dremel and Other Rotary Tools.
- Perfect for Jewelry Design Necklaces Earrings, Pendants, Bracelets with Sea Shells, Beach Glass, Rocks.
- BONUS INCLUDED 4 Different Sized Collets Compatible with DREMEL for Drilling Clean Holes in Fused Glass, Gemstones, Rocks, Ceramic, Porcelain, Gemstones.
- Compatible with Dremel rotary tools, electric, cordless hand drills, upright drills, flex shafts, and others..
- Cooling is important. Keep the hole you’re cutting constantly bathed in water. You can feed water to the drilling spot, always keeping it wet. Or you can submerge the whole piece in water in a plastic container..