Features Precision Drilling Made Easy: Achieve accurate straight holes with our professional drill guide, designed for effortless alignment and consistent results Durable Construction: Crafted from premium plastic and metal, this tool ensures longevity and reliability for all your woodworking projects Versatile Hole Sizes: Features multiple hole sizes to accommodate various dowel diameters, making it ideal for diverse woodworking applications User-Friendly Design: Simple to operate, this guide allows both beginners and experienced woodworkers to drill with confidence and precision Perfect for Woodworking Enthusiasts: An essential tool for furniture makers and hobbyists alike, enhancing your carpentry skills and project outcomes Features: 1、The cutter head is sharpened, the drilling speed is fast, and the opening is round and there is no notch. 2、The design of the cutting opening is large, reducing the resistance of the opening. 3、Suitable for all kinds of marble, ceramic tiles, wall and other stone openings. 4、Made of diamond, and has good cutting performance. 5、We provides 3 kinds of hole saw of different sizes. Specification: Item Type:Diamond Hole Saw Size:20mm/22mm/25mm(Optional) Inner Thread:M14 Material:Diamond Application:Angle Grinder Package List: 1 x 25mm Angle Grinder Hole Saw Package List 1 x 25mm Angle Grinder Hole Saw