Stringliner Pro 540 ft. Twisted Mason Line, Fluorescent Pink is designed for durability and ease of use in a variety of applications. This product features a tough polyethylene twine wound on a patented handle that allows for quick roll changes. You can easily rewind the line by hand using the crank or speed up the process with a power screwdriver inserted into the handle’s bottom slot for auto-rewind. The reel accommodates all Stringliner rolls ranging from 4 to 6 inches in length. It is for marking and layout tasks in residential construction, masonry, concrete work, landscaping, surveying, and woodworking, making it a versatile tool for professionals and DIY enthusiasts alike. Model Number: 25409