Efficient and Fast: Drill bit set features a 2 flute self-centering carbide tip that allows for fast cutting speeds and maximum service life. This means that you can get your drilling work done quickly and easily, without having to spend a lot of time and effort. Appearance Features: Concrete drill bit come with a slot cutter head, and the groove is spiral 2 groove, which is widely used, useful, and practical. This means that our drill bits are not only functional, but also aesthetically pleasing, making them a great addition to your tool collection. Extended Service Life: Sds masonry drill bit set is designed with an optimized design that allows material to drain out of the hole quickly, while keeping the concrete hammer bit cool. This ensures that our drill bits have an extended service life, even with frequent use. Suitable Materials: Masonry drill bits set are designed for use on a variety of materials, including brick, stone, concrete, and block. Whether you're a professional contractor or a DIY enthusiast, our drill bits are for your drilling needs. Applicable : Drill bits set are compatible with all sized hammer drills, including those from , Hitachi, Hilti, and more. This means that you can use our drill bits with your existing tools, without having to worry about compatibility issues.