Whether it is a professional woodworker or a DIY expert, it can help you achieve efficient and accurate frame construction. The tool is specially designed with 3-grooves, perfect for 1.5 in. standard wood, and can quickly lock 12 in. gold spacing in single operation. 2.7mm thickened metal body with military-grade black powder coating, resistant to wind and rain, long-term use in outdoor sites is still rock-solid, but lightweight and easy to carry. The innovative design makes the complex process as simple as a jigsaw puzzle: simply attach it to the top plate, easily slide into 2-studs, and nail reinforcement to complete the professional-grade frame connection. From house walls to roof joists, from stair frames to floor keels, it is your indispensable universal assistant. Parallelism, verticality, spacing accuracy triple guarantee, novice can also seconds out of a straight line, say goodbye to skew trouble. What's more, its modular design supports unlimited expansion of combinations to cope with large projects, so that team collaboration efficiency soared. Stop letting traditional measuring tools slow you down. Whether it is a professional construction team or a weekend craftsman, it will become the C position in the kit, so that every project is completed in advance, so that every knock is a perfect work.