Item Type: Angle Measuring Ruler_x000D_Material: Aluminum alloy_x000D_Color: Blue_x000D_Measurement Accuracy: 1mm_x000D_Angle: 45 90_x000D_Usage: Suitable for round materials, three dimensional workpieces, quadrilateral wood, pipes, etc. 1Multipurpose: This angle measuring ruler set can draw lines, measure 45 and 90, wide base can measure the height of woodworking table saws 2Accurate Scale: The layout gauge ruler is exquisitely crafted, the scale is precise and clear, and both sides are easy to read 3Easy to Use: The unique multifunctional design makes unnecessary to turn the ruler when measuring, making the measurement more efficient 4Long Last Durability: The carpentry ruler is made of aluminum alloy, light in weight, convenient to use, durable and comfortable in hand 5Application: The measuring ruler is used for woodworking, suitable for round materials, three dimensional workpieces, pipes etc.1 x_x000D__x000D_Line Ruler 1 x Angle Ruler 1 x Hex Wrench 2 x Screw Please allow 1?2cm error due to manual measurement. Thanks for your understanding.