• Titanium coating for up to 3X life vs. black oxide
• SHOCKWAVE™ Impact duty, engineered for drills and impacts
• RED HELIX™ design for Rapid Chip Removal™
• CHIP BREAKER™ decreased heat buildup
• 135-Degree split point for precision start no walking
• Metric sizing
Milwaukee chalk reels provide users with the most durable and best performing chalk reels on the market today. Featuring exclusive StripGuard™ 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 fine line creates clean, crisp lines and minimize chalk contamination during indoor use.