Milwaukee chalk reels provide users with the most durable and best performing chalk reels on the market today. Featuring exclusive StripGuard(TM) clutch combined with power tool inspired planetary gear system, providing the longest gear life in chalk reels. For added productively, Milwaukee chalk reels features fast retraction ratio of 6: 1. High strength braided bold line creates clear, bold lines and resist abrasion from tough jobsite conditions. | Milwaukee Tool Bold Line Kit W/Red Chalk