Description générale This is a professional chalk line kit designed for precise marking and tracing in construction and renovation projects. It includes a durable chalk line, a refillable chalk reservoir, and a marker pen. The kit offers high accuracy, ease of use, and robustness for demanding work environments. Specifications Chalk line length: 30 meters Line diameter: 1 mm Chalk capacity: 30 grams Line material: Cotton and polyester for flexibility and durability Kit includes: one chalk line, a refill bottle of blue chalk powder (115g), and a black marker pen Compatibility and accessories Compatible with standard chalk powders and markers Includes a sturdy steel hook for fixing the line Installation Attach the steel hook to a secure anchor point Fill the chalk reservoir with the provided chalk powder Extend the line to the desired length and lock it in place using the built-in locking mechanism Usage Pull the line to the required length and lock it using the locking button Use the