Precision Cutting Guide: Our innovative cutting guide tool accurately measures both external and internal angles using a clear, built-in scale. It effortlessly divides the top angle in half without resetting, making it ideal for precise miter cuts on large boards, fillets, and architraves. Versatile Angle Measuring Tool: A must-have in your toolbox, this tool simplifies custom angle cutting by providing precise corner measurements for wood, porcelain, or ceramic tiles. It saves time and materials by eliminating rework and waste with every accurate cut. Secure Locking Mechanism: Easily lock in any desired angle with adjustable metal knobs and clear, easy-to-read markers. Simply tighten or loosen the screw to secure the perfect angle, eliminating messy paper templates and ensuring consistent, hassle-free precision. High Application Versatility: This protractor is indispensable for projects involving tile, brick, stone, wood, or laminate. Ideal for both DIY enthusiasts and professional woodworkers, it adapts to any project, enhancing creativity and reliability for every cut you make. Product List: 1* Protractor