Features: This Angles protractor and marking woodworking ruler allows you to draw angles from 0 to 180 degrees, mini1 degree. Accuracy of ±0.5°. Note: When drawing, the blank "Arrow" in the ruler body helps you indicate the Angles. It features double sided engraving, with clear markings in both centimeters and inches for easy reading. ALSO, it allows you to quickly mark a vertical line based on the desired distance. It is perfect for woodworking, like mortise and tenon joint, mechanical processing, architectural drafting, projects, and Constructions or drawing. Used to mark angles, draw lines, draw angles, and more. This miter saw protractor is versatile, having the function of a straight Edges and Angles measuring. The small size and light weight of this woodworking Angles ruler makes it very convenient to carry out. Specifications: Material:Stainless Steel Package Includes: 1Piece Angles Finder Protractor note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.