Product Details
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IRWIN STRAIT-LINE Permanent Staining Chalk is great for extreme outdoor conditions because it can withstand harsh weather conditions and months of jobsite wear. Chalk containers are filled by weight not volume.
Features
- Great for chalk line refill
- Permanent staining marking chalk
- For exterior use
- Visible after weeks of weather exposure and jobsite wear
- Stains surface and reduces need for spray sealant
