The 540' Orange Twisted Mason Line With Reel & Line Level is a versatile and essential tool for any construction or masonry project. The bright orange color ensures high visibility on the job site, while the twisted design provides durability and strength. The included reel makes it easy to store and transport the line, while the line level ensures accurate and precise measurements. Whether you're laying bricks, setting posts, or working on any other project that requires straight and level lines, this mason line set has you covered.