100' Bold Line

The Milwaukee 100 ft Bold Line Chalk Reel is a heavy-duty layout marking tool used to snap long, straight reference lines on construction materials like wood, concrete, drywall, and masonry.

Key Features:

• 100 ft braided bold line for high-visibility, heavy-duty marking
• StripGuard clutch system for improved gear life and durability
• 6:1 gear ratio for fast, efficient line retraction
• Impact-resistant housing designed for jobsite abuse
• Optimized for clear, thick chalk lines that resist fading during work

Performance Highlights:

• Produces a bold, easy-to-see snap line for framing, layout, and alignment
• Braided line resists abrasion and fraying in rough conditions
• Fast rewind system saves time on repetitive layout work
• Built for daily professional use in framing, masonry, and general construction

Typical Uses:

• Framing wall layouts and floor plans
• Concrete slab and form layout
• Masonry alignment and block work
• Roofing and exterior layout marking
• Electrical and mechanical rough-in layout lines

Bold Line vs Fine Line (Quick Difference):

• Bold line (this tool) → thick, highly visible lines for general construction and outdoor use
• Fine line chalk reels → thinner, more precise lines for detail work and interior layout