Product Description: Professional-Grade Aluminum Alloy Drill Guide for Precision Woodworking 1. Superior Construction: Made from industrial-grade aluminum alloy, this drill guide boasts excellent strength, high corrosion resistance, and long-lasting durability. It's built to withstand the demands of professional and hobbyist woodworking projects alike. 2. Sturdy and Accurate Drill Bushings: The drill bushings are crafted from die steel and undergo heat treatment to ensure sturdiness and precision. This makes them perfect for accurate positioning, providing reliable performance every time you drill. 3. Versatile Clamping Range: Featuring a large clamping range from 17mm to 60mm, this drill guide accommodates various project sizes. Its versatility makes it suitable for a wide array of woodworking tasks, enhancing its utility in your workshop. 4. Precision Positioning Scale: Equipped with a precision positioning scale, this tool allows you to accurately determine the distance between the first hole and the clamp. This ensures precise and consistent drilling, crucial for professional-quality results. 5. Comprehensive Set of Drill Bushings: The drill guide comes with a set of 9 drill bushings in 3 different sizes, catering to diverse wood drilling needs. Whether you're working on small or large projects, this tool meets your varying requirements with ease. Optimize your woodworking projects with this professional-grade drill guide, designed for accuracy, durability, and versatility. An essential tool for any woodworker, it ensures precision and efficiency in all your drilling tasks.