Irwin Strait-Line 64905ZR Hi-Visibility Marking Chalk 8 Oz Fluorescent Orange

Fluorescent lime chalk delivers bright lines on shaded, weathered, or low-contrast surfaces. 8 oz bottle refills chalk reels for site layout, framing, and utility marking. Crews working in low light...

Hi-visibility fluorescent orange chalk in 5 lb jug supports high-volume layout in low-light, shaded, or low-contrast conditions. Bright color reads against weathered wood, dark roofing, and overcast...

Fluorescent lime green chalk in 5 lb refill jug supplies chalk reels for high-volume layout work. Bright color stands out on dark or shaded substrate where standard chalk reads poorly. Production...

Blue standard marking chalk in 8 oz bottle refills chalk reels for layout and trade marking. Standard formula removes from most surfaces. Carpenters, electricians, and drywall crews use blue chalk...

Red permanent staining chalk in 8 oz bottle marks layout lines that resist weather and foot traffic. Outdoor concrete, roofing, and exterior layout work calls for staining chalk where marks must...