Description: 【Angle Measurement】Woodworking Square Ruler has marking holes for angle marking, which can quickly mark 10 commonly used angles (10°, 15°, 20°, 30°, 45°, 50°, 60°, 70°, 80°, 90° ) 【Feature】Woodworking Right Angle Ruler with a scribing tip for fine and accurate scribing, with the clear scale lines, with insertion hole for easy to hang and storage 【Specification】Carpenter Square Layout Tool with measurement range 0-26/30cm, scale hole size 3mm/0.12 inches, handle thickness 16mm/0.63inch 【Unique Design】The right angle ruler with a retractable metal ledge support to help stabilize the handle on the work surface 【Application】Multi Angle Scribe Mark Tool Carpentry Ruler with measuring, marking, marking angles functions, suitable for carpentry, construction, manual manufacturing, etc. Package Includes: 1 Woodworking Square Ruler Note: Please allow slightly errors 1-2cm differences due to manual measurement.