Features 1、Made of high-quality aluminum alloy, strong and with nice durability, not easy to rust. 2、The surface scale is clear and accurate, easy to read, and not easy to wear. 3、It can be used for marking, measuring angle and length, and calibrating. 4、45°/90° woodworking ruler, no need to flip the body when measuring, easy to use. 5、With a hole ruler, insert the pen into the hole and move the ruler to draw the desired line. 6、It is very suitable for carpenters, DIY woodworking enthusiasts, engineers, etc. Specification Features: Made of high-quality aluminum alloy, strong and with nice durability, not easy to rust. The surface scale is clear and accurate, easy to read, and not easy to wear. It can be used for marking, measuring angle and length, and calibrating. 45°/90° woodworking ruler, no need to flip the body when measuring, easy to use. With a hole ruler, insert the pen into the hole and move the ruler to draw the desired line. It is very suitable for carpenters, DIY woodworking enthusiasts, engineers, etc. Specifications: Color: Black/ Red/ Blue(optional) Material: Aluminum Alloy Item Size: 85 * 79 * 112mm/ 3.3 * 3.1 * 4.4in Package Size: 130 * 100 * 15mm/ 5.1 * 3.9 * 0.6in Package Weight: 155g/ 5.5oz Packing List: 1 * Ruler 1 * Wrench Package List 1 * Ruler 1 * Wrench