- Quickly and accurately measure holes, slots, and recesses up to 6 inches deep with ease. - Featuring double action handles that are securely attached to the plungers, this tool offers automatic self-centering for precision measurements every time. - The ends of both plungers are constructed from heat-treated steel, meticulously precision ground to a radius, ensuring they fit through the smallest holes with the necessary clearance. - A constant spring tension mechanism ensures uniform pressure, enhancing measurement consistency and reliability. Key Benefits: - Ideal for professionals in woodworking, metalworking, and construction, this tool simplifies checking depths and clearances, saving you time and effort on various projects. - Versatile and compatible with a range of tasks, from checking the depth of dowel holes to verifying the spacing in machinery parts. - Robust construction guarantees durability, allowing for frequent use without compromising performance. Applications: - Use this gauge to inspect the depth of holes in cabinetry or furniture assembly, ensuring components fit perfectly without any guesswork. - Perfect for machinists needing precise measurements in fabricating parts, this tool makes a crucial addition to your toolkit. - Effective in home improvement projects, helping DIY enthusiasts achieve professional-quality results with consistent and accurate readings.