ColumPRO Titanium plating 90PCS Diamond Drill Polishing Bits Bur Set with 1/8"(3mm) Shank,Rotary Tool Bit Accessories,Wood Grinding Carving kit, Metal Trimming,Router Attachment Kit,3 Set - O042-90PCS

• ✅【One Set Meet Needs】：ColumPRO Titanium plating Diamond Drill Bits Bur Set is designed for engraving, cutting, polishing, maintenance and finishing.Has a total of 30 shapes of diamond sharpeners.Torch shape, cylindrical round head shape, pointed head shape, cylindrical shape, spherical shape, etc.Good variety and value for money. Can meet your long-term use needs. ✅【Superior material】:The diamond bits are made of high-quality steel, and the shell is coated with strong diamond particles and treated with titanium plating, which has a long service life and durability for precise cutting. The cutting is sharp, the grinding speed is higher, the effect is better, and the mold processing wear is less. ✅【Efficient Work】:It has a smooth finish when applied and does not struggle with dust contamination. With high concentricity, it can be used for grinding various inner holes and planes. Humanized design and simple insertion process, very easy to use. Reduce labor intensity and improve labor efficiency. ✅【Wide applications】:All diamond drill bit are 1/8" and are compatible with most rotary tools and grinders. These tools are ideal for woodworking, carving, engraving, polishing, chamfering, grooving, reaming, and bevelling. Good grinding effect makes your DIY projects more efficient! All stored in a plastic box. Easy to store and carry. Keep the space tidy. ✅【Quality Assurance】：This product has a warranty period of 30 days from the date of purchase. In the unlikely event that the product is nitially defective, we will return or refund it. We will provide support 24 hours a day, 7 days a week. If you have any other questions, please feel free to contact Casta Support and we will respond promptly.