5 Lb. Permanent Black Marking Chalk Refill - Model 2032160

Overview:
This Irwin STRAIT-LINE Permanent Black Marking Chalk is designed for professionals and DIY enthusiasts alike. Packaged in a convenient 5-pound plastic squeeze bottle with a fast fill spout, this chalk is perfect for marking on a variety of surfaces including wood, drywall, concrete, stone, and metal. Its permanent color ensures long-lasting lines that remain visible even after weeks of exposure to harsh weather conditions and jobsite wear.

Key Features:
- Container Size: 5 Lb.
- Color Family: Black
- Color: Black
- Permanence Scale (0-4): 3
- Engineered flip-top cap prevents spills and keeps chalk contained
- Airtight chamber design keeps out moisture, reducing clumping
- Ideal for both indoor and outdoor use
- Suitable for extreme weather conditions
- Compatible with a range of Irwin STRAIT-LINE marking products

Use Cases:
This marking chalk is perfect for construction sites, home improvement projects, and any application where clear, durable markings are required. Whether you are marking out lines for cutting, framing, or layout work, this chalk provides the reliability and visibility you need to get the job done right.