Measuring RulerWoodworking Protractor is applicable for circle, square, right angle drawing center line, and easy to locate center from round and square wood. Premium Material45 degree Angle Measuring Ruler is made of aluminum alloy material, durable and lightweight. 45 Degree AngleWoodworking Protractor features making 45 degree lines easily and conveniently, great for woodworking. Easy To UseMultifunctional Measuring Ruler is with high precision, easy to use and saving time, great for DIY engineers, carpenters etc. Proper SizeLayout Measuring Tool is in size 7cmx4.3cmx5cm/2.76inchx1.69inchx1.97inch, easy carrying and storage. Specification: Material: Aluminum Alloy Size Chart: 7cmx4.3cmx5cm/2.76inchx1.69inchx1.97inch Package Includes: 1 45 degree Angle Measuring Ruler Note: Please allow slightly errors due to manual measurement and different monitors. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.