Transparent Acrylic Centering Ruler, Round Center Finding Tool for Woodworking, 360-Degree Scale, 7.87 Inch Diameter

["TRANSPARENT ACRYLIC MATERIAL: Made from clear acrylic with high light transmission and high definition, allowing you to see through the ruler for precise alignment.","CENTERING RULER: Quickly find the center and circle size of wood pieces with accurate calibration, making woodworking projects easier and helping to minimize material waste.","360-DEGREE SCALE: Features a full 360-degree protractor scale along the outer edge along with concentric circle markings, enabling precise angle and radius measurements.","EASY TO USE: Simple and intuitive design allows for effortless operation, making it suitable for both beginner and experienced woodworkers alike.","COMPACT SIZE: Measures 7.87 inches (20 cm) in diameter and weighs approximately 3.5 ounces, making it lightweight and easy to handle on any workbench."]