The Shinwa chalk refill bottle is perfect for keeping your chalk lines primed and ready. Available in blue, red, pink and green, with a special outdoor-use blue variant, this versatile chalk powder is designed for a variety of materials and environments. Thanks to the addition of titanium oxide, the outdoor-use blue chalk adheres effectively even to wet surfaces.

• Bright pigment-rich colour: Ensures high visibility on a range of surfaces.
• Handy spout: For precise and mess-free pouring.
• Sturdy container: Durable design to protect chalk during storage.
• Generous quantity: 300g provides multiple refills for extended use.
• Outdoor-use blue: Select the outdoor use version, which is enhanced with titanium oxide for superior performance on wet surfaces.

With over 50 years of expertise, Shinwa is one of Japan’s leading manufacturers of precision measuring and marking tools. Known for their exceptional craftsmanship, Shinwa products - ranging from chalk and ink lines to plumb bobs - are trusted by timber framers and carpenters worldwide. At Woodsmith, we’re proud to stock Shinwa products that deliver reliability and performance.