Automatic Retractile Planumberebog: Features a 15 meter automatic retractile line, eliminating the bother of traditional line tangling, excellent for frequent marking demands in construction locations and carpentry, enhancing work efficiency. Accuracy Marking Tool: Developed as a loyal marking tool for construction locations, ensuring accurate marking constantly, aiding woodworkers and builders in precise construction, reducing modify rates. Permanent Polystyrene Substancemail: suitable for use in various harsh conditions, extending tool existence. Transportable Structuremail: reducing the burden of prolonged work. Multifunctional Levelerebog: Integrated with a furnituremaker , refurbishment, and multiple application circumstances, enhancing construction convenience.