Chalk 8 oz - Blue

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Chalk 8 oz - Blue (IRWIN) Snap clean, standard layout lines you can rely on every day. This blue chalk is the go-to choice for general-purpose marking on the jobsite. Designed for consistent performance, this 8 oz IRWIN blue chalk works with most chalk line reels and delivers clear, visible lines for roofing, siding, framing, and layout work. It’s the everyday chalk most crews keep stocked. Why Contractors Choose It 🔹 Standard layout color – Blue is ideal for general-purpose marking across most surfaces 🔹 Consistent performance – Delivers clean, reliable lines snap after snap 🔹 Reel compatible – Works with most standard chalk line reels 🔹 Easy to carry – 8 oz bottle fits perfectly in tool bags and job buckets How To Use 1. Open your chalk reel and fill with blue chalk. 2. Shake lightly to coat the line evenly. 3. Pull out the line and secure your hook point. 4. Snap the line to create a straight guideline. Additional Notes • Ideal for roofing, siding, framing, and general layout tasks • Blue chalk is the most commonly used color for everyday work • 8 oz size is perfect for quick refills and routine use ⚠️ California Proposition 65 Warning This product may expose you to chemicals including pigments or dust compounds known to the State of California to cause cancer and birth defects or other reproductive harm. Show more