10pcs 6-50 mm Shank Diamond Drill bit Serrated

【High Quality Material】This set of diamond hole saws is made of strong and durable high quality alloy material with diamond grinding, which can meet your various work needs. Boost your productivity
【Exquisite Packaging】Portable Plastic case makes you more portable at work, the product is packaged in an Plastic case, not easy to lose, easy to store.
【Product Features】Accurate drilling can be achieved without additional drilling tools. When water needs to be added for long-term work, the temperature of the drill bit is prevented from being too high, the drill bit is protected, and the service life of the drill bit can be extended.
[Scope of application] It is suitable for all kinds of stone tools and stones, including marble and ceramic tiles, etc. It can be used for decorative drilling of industrial buildings and houses, and the sharp drill bit can effectively improve work efficiency.