- Adjustable Diameter Range: This woodworking drill features an adjustable diameter range of 4.5 to 5.5 inches, allowing you to cut holes of various sizes with a single tool. This efficiency saves both money and storage space. - Versatile Applications: Ideal for creating openings in woodworking projects, spotlight installations, plastic components, and speaker mounting. Please note, this tool is not suitable for glass or metal. - User-Friendly Operation: Easily adjust the tool with a simple three-step process: loosen, adjust, and grip. The intuitive design eliminates complicated instructions, making it accessible for users of all skill levels. - Precision Cutting: Equipped with three three-pronged side cutters, this drill effectively cuts through dry and cork wall materials. The specially designed straight teeth provide clean and fine cuts, while the three-edged design ensures smooth cutting with minimal burrs. Use Cases: 1. Create precise holes for speaker installations in wooden walls to enhance your audio experience. 2. Install spotlight fixtures with perfect openings for illuminating desired areas in any room. 3. Cut openings in plastic housings for custom projects, ensuring a clean finish every time. Experience the combination of versatility, simplicity, and precision with this adjustable woodworking drill, designed to meet your various cutting needs effectively.