Description Do you want to easily drill holes? Please choose our concrete hole saw kit! Whether you are a DIY enthusiast or a professional worker, our product can meet your needs. High-quality materials and exquisite craftsmanship ensure its durability, so you don't have to worry about frequent replacement or damage. A set of 6 tools can meet your different punching needs, making your work more efficient and your decoration easier! Key Features Sturdy and Durable: Made of tungsten steel and treated with sandblasting, the product is corrosion-resistant and rustproof and boasts a high hardness and a long service life. Wide Compatability: It comes with 5 hole saws of different sizes (1.57in, 2.68in, 3.15in, 3.94in, 4.72in) for meeting your various working demands. High Efficiency: The sharp teeth of the saw have been optimized and improved many times to achieve higher cutting efficiency, resulting in a cleaner, smoother, and more accurate cut. The side of the hole saw is added with chip