- EASY DRILLING WITH VARIED SIZES: This set includes 8 precision drilling stop rings in different sizes, allowing you to tackle any drilling project with ease. The included Allen wrench ensures quick and accurate adjustments for depth control, making it simple to secure the stop rings. - HIGH-QUALITY MATERIAL: Crafted from high-grade carbon steel, these depth stop rings are designed for durability and longevity. They withstand continuous use without breaking, offering you a reliable solution for all your drilling needs. - PRECISE DEPTH CONTROL: Achieve consistent drilling depths with our self-centering drill guide stop rings. By using the Allen wrench to tighten the set screw, you can easily maintain the same depth for repetitive drilling tasks, eliminating the frustration of inconsistent results. - ENHANCED DRILLING ACCURACY: The Self-Centering Drill Guide Depth Stop Set allows for precise depth measurements, minimizing the risk of material surface burning and reducing waste. This feature ensures efficient drilling, saving you time and materials. - VERSATILE APPLICATIONS: Ideal for woodworking, cabinetry, and metalworking projects, these stop rings cater to a variety of drilling needs. Whether you're creating uniform holes for dowels or precise depths for hardware installation, this set enhances your drilling precision. - COMPATIBLE AND FUNCTIONAL: Designed to work seamlessly with standard drill bits, these stop rings easily fit into your existing toolkit, ensuring you have the right tools for a professional finish in your projects.