Comprehensive 20-Piece 2.5mm Diamond Drill Bit Set: This Drilax glass drill bit set includes 20 individual 2.5mm diamond drill bits, perfectly sized for intricate detailing and precision drilling in jewelry making and various lapidary projects. Dremel Compatible with 1 Collet Included: Your set comes with 1 essential collet that enables seamless use with Dremel tools and other rotary tools. Premium Diamond Coating with 135° Split Point Tip: Crafted from solid steel with a premium diamond coating, these jewelry drill bits feature a 135-degree split point tip that helps with starting holes and prevents walking, ensuring clean, precise cuts. Ideal for Jewelry Making & Sea Glass Crafts: Specifically designed for drilling holes in sea glass, seashells, gemstones, rocks, glass, ceramic, and porcelain. Perfect for creating unique custom jewelry pieces like necklaces, earrings, and pendants, and preserving summer memories. Highly Durable & Reliable Performance: Built to withstand rigorous use, these diamond bits for stone provide consistent, precise, and efficient drilling in tough materials, making them an excellent addition for both professionals and hobbyists. Micro Bits for Fine Detailing: These micro diamond drill bits are perfectly suited for fine detailing and delicate tasks, allowing artists and jewelers to achieve intricate designs and professional results in their creative processes. Versatile for Diverse Applications: Whether for DIY home projects, turning beach-found treasures into keepsakes, or specialized rock and stone jewelry-making, this diamond tip drill bit set ensures you have the right tool for any task requiring precision drilling. Drilax 20-Pc 2.5mm Diamond Drill Bit Set: Precision & Versatility for Glass, Gemstones & Jewelry (Collet Included) Unleash meticulous precision and expand your creative horizons with the Drilax 20-Piece 2.5mm Diamond Drill Bit Set. This essential toolkit is specifically designed for detailed drilling across a wide array of hard materials, making it indispensable for jewelry crafting, lapidary projects, and intricate DIY tasks. Each bit is engineered for exceptional durability and flawless performance, ensuring your artistic visions come to life with remarkable accuracy. Optimal Design for Precision & Compatibility: This set of 2.5mm diamond drill bits is ideal for fine detail work. To ensure broad compatibility with your existing tools, we've included 1 essential collet. This allows for seamless use with Dremel tools and other rotary tools that feature a standard 1/8 inch chuck. This setup empowers you with reliable, high-performance tools for all your intricate projects. Superior Quality for Challenging Materials: Crafted from solid steel and equipped with a premium diamond coating, these 2.5mm diamond tipped drill bits are built to withstand rigorous use while delivering consistent, clean holes. The specialized 135-degree split point tip helps to initiate drilling with ease and prevents bit walking, ensuring precise starts every time. These micro diamond drill bits are perfect for: Glass & Sea Glass: Ideal for drilling delicate holes in glass, fused glass, and beach-found sea glass for custom jewelry. Gemstones & Rocks: Achieve fine detailing and prepare stones for necklaces, earrings, and pendants. Seashells, Ceramic & Porcelain: Confidently drill through these materials for unique crafts and home projects. Unleash Your Creativity: Whether you're an artist, a jeweler, or a hobbyist, this diamond drill bit set is your perfect partner for creating unique, personalized gifts and preserving precious memories. Transform beach stones into beautiful keepsake jewelry, design custom accessories, or add intricate details to your DIY creations. This set provides the reliability and precision needed to showcase your creativity and the natural beauty of your chosen materials. Upgrade your toolkit with the Drilax 20-Pc 2.5mm Diamond Drill Bit Set and experience the difference that high-quality, versatile tools can make in achieving professional results in all your drilling endeavors.