Achieve accurate measurements and improve work efficiency with our high precisions ruler for mud workers Suitable for various mud constructions scenarios such as indoor and outdoor surfaces, ensuring leveling and verticality during the work process Improve your workmanship with our and versatile mud worker ' s ruler, making every task a success Designed for professionals in the mud industry, including constructions workers and renovations expert Made from and resistant materials, this tool features a designs that allows it to easily adhere to metal surfaces for use, Manufacturer: YanFengPro