Woodworking Protractors Ruler is a multifunctional device for length measurement and angle drawing.Key benefitsCombines length measurement and angle drawing in one tool, reducing the need for multiple instruments.Easily measure lengths and draw parallel lines at different angles and intervals, speeding up layout and setup.An indispensable tool for woodworkers and mechanics to improve accuracy and consistency.Core featuresFunction: length measurement and angle drawingSimple operation: align the exterior edge of the disc with the edge of the board, then rotate the ruler to the desired angleVersatile for woodworking and mechanical projectsSupports drawing lines at various intervals and angles with reliable resultsHow to usePlace the outer edge of the disc against the edge of your workpieceRotate the ruler to set the target angleMark or transfer the angle and parallel lines as neededUse scenariosScenario 1: Layout cut lines and angles when building a cabinet or furniture frameScenario 2: Mark parallel lines and miters for drawer fronts, panels, or trimScenario 3: Transfer precise angles during mechanical assembly or metalworking projects