A complete tracing kit: includes a 30 m long tracing line, to efficiently carry out measuring and tracing work Performance: the user has at his disposal a fine and long chalk line of 30 m, and a clearly visible tracing powder, to guarantee precise tracing and marking, and to be suitable for large-scale jobs - Side hatch with zipper: used to fill the tank in a simple and fast way Working precision: the hooking lug guarantees stable attachment of the line and its locking system allows it to be properly tensioned, for increased precision. The string level gives the possibility of checking and controlling the horizontality and the verticality, for impeccable measuring and tracing work Robustness and durability: the tool has a high impact resistance case and a robust line, to withstand the harsh conditions of the site and promise a longer life Compact and lightweight design: compact in size, the tools are pleasant to handle and offer space-saving storage. They are lightweight for great maneuverability and effortless transportation