Precise round gauge for accurate measurements and markings on a wide range of woodworking projects, helping reduce miscuts and improve consistency. Versatile tool for complex woodworking projects as well as everyday tasks, suitable for use in both workshop and educational settings. Convenient knob smoothly adjusts the pencil length, enabling precise contouring, curving, and edge markings with consistent results. Constructed from strength materials to deliver long lasting durability in demanding environments. Compact, easy to use tool with reliable performance that supports accurate layout and marking across various surfaces and projects. Use scenarios: Laying out curved edges on cabinet doors, tabletops, or other furniture components for smooth, repeatable curves. Tracing precise contours on irregular workpieces to guide cutting or routing with accuracy. Demonstrating measurement and marking techniques in a classroom or workshop setting to teach fundamental woodworking skills.