Clear and welldefined scale for accurate readings: the protractor provides precise measurements and reliable drawings, suitable for geometry teaching and angle verification. Protractor for woodworking with convenient size: easy to carry in a tool kit and handy as a ruler for quick layout tasks. Protractor ruler semi circle built from wood: durable wood construction ensures longlasting use in teaching and workshop environments. Handheld and versatile tool: a math protractor that functions as a protractor, ruler, and angle measurer, offering multiple benefits in a compact design. Use scenarios Classroom geometry: use to teach angle measurement, check correctness of drawings, and transfer precise angles to worksheets or projects. Woodworking projects: transfer and verify angles on cuts, set up miter joints, and mark layout lines with a portable, durable tool. DIY and crafts: quick angle checks and marking lines for small projects, projects, and drafting tasks in home workshops.