Feature: 1. Premium Material: Made of premium aluminum alloy, the multifunction woodworking ruler is wear resistant, corrosion resistant, sturdy and durable, and has a long service life. 2. Multifunction: The aluminum alloy woodworking ruler can measure 45 degrees, 90 degrees, depth and line width, any other thickness and depth, control the angle by combining miter joints, and also can mark objects by using the primary scale as a ruler. 3. Measure Items: The multifunctional T type ruler can be inserted a ruler, which will be used as a vernier cutter, ideal for measuring objects such as cylindrical rods, pipes and various angles. The T shaped marking ruler is detachable. you can customize it with supplementary tools depending on the project to meet your personalized needs. 4. Sturdy and Lightweight: Made of anodized aluminum, its thickness of 2 mm. This black woodworking ruler is sturdy and lightweight, 30 grams lighter than ordinary vernier calipers. 5. Reduce Burdening: The woodworking scriber ruler is light in weight, ergonomically designed to reduce elbow or wrist pressure when measuring and marking. Specification: Item Type: Multifunction Woodworking Ruler Material: Aluminum Alloy Weight: Approx. 236g/8.32oz Color: Black Size: Approx. 300x100mm/11.81x3.94in Measuring Ruler Width: Approx. 25mm/0.98in . Package List: 1 x Multifunction Woodworking Ruler1 x English Use Manual