Milwaukee 150' Extra Bold Large Capacity Chalk Reel is designed for professionals who need durability and efficiency in their marking tools. This chalk reel features a planetary gear system combined with a robust metal handle, ensuring a longer gear life and reliable performance on the job. Its 4x faster gear retraction allows you to quickly mark multiple lines, boosting your productivity. The chalk string produces an extra bold line for visibility, making it easier to see your markings even from a distance. With a generous 24-ounce chalk capacity, this reel lets you work longer between refills, and the extra-large quick turn opening simplifies the refilling process, saving you time and effort. Model Number: 48-22-3915