Irwin Strait-Line 1.1kg Red Chalk Powder Refill, Flip-Top Bottle for Chalk Lines

★★★★
53 reviews · 196+ sold
$34.47 $51.70 -33% OFF
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Last purchased 11 minutes ago by someone in Geelong
Ships in 1-2 business days Australia-wide delivery
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Description & Specs

The Irwin Strait-Line red chalk powder refills your chalk reel for bold, weather-resistant marking lines on the jobsite. The 1.1kg bottle gives you plenty of high-visibility red chalk for snapping long, straight reference lines.

  • Weight: 1.1kg
  • Colour: Red
  • Bottle: Flip-top

The red chalk produces durable lines that stay visible through exposure and jobsite wear, making it suited to longer-term layout marks. The flip-top cap seals the powder to help keep moisture out and reduce clumping, so refilling your chalk line stays quick and clean.

More about this product

The Irwin Strait-Line Red Chalk Powder is a reliable marking chalk for durability and visibility in various jobsite conditions. It creates weather-resistant lines that stay visible after prolonged exposure and jobsite wear.

  • 1.1kg red chalk powder refill
  • Weather-resistant, high-visibility lines
  • Flip-top cap helps seal out moisture and reduce clumping

A durable chalk refill for snapping straight layout lines.

Questions & Answers

What is this chalk powder for?

It refills a chalk reel so you can snap bold, straight reference lines on timber, concrete and other surfaces.

What colour is the chalk?

It is red, a high-visibility colour suited to weather-resistant, longer-lasting lines.

How much chalk is in the bottle?

The bottle holds 1.1kg of chalk powder.

How does the bottle help with storage?

The flip-top cap seals the powder to help keep moisture out and reduce clumping.

How do I refill a chalk line?

Open your chalk reel's fill port, pour in the red powder from the flip-top bottle, then close it and wind the line back in.

Shipping & Returns

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 132 reviews
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
A
Andrew F. 📍 Wagga Wagga NSW
4 months ago
✓ Verified Purchase

Outstanding value

Bought this on a bit of an impulse after seeing it on the site and really glad I did. Quality is much better than the price suggests — feels premium and well made. Ordered Monday and it arrived Wednesday in Sydney. Nothing loose or damaged. A few people have asked where I got it.

T
Tanya B. 📍 Mildura VIC
4 months ago
✓ Verified Purchase

Good buy — fast shipping

Really good value — compared it to similar products at twice the price and there is very little difference in quality. Fast shipping and arrived in perfect condition.

K
Kyle M. 📍 Gladstone QLD
5 months ago
✓ Verified Purchase

Just as described

Works perfectly. Fast delivery. Would recommend to anyone.

P
Priya S. 📍 Mandurah WA
5 months ago
✓ Verified Purchase

Satisfied customer

Had been looking at the Irwin Strait-Line for a couple of months. Irwin build quality is obvious as soon as you open the box — feels solid and well finished. Easy to set up and works exactly as described. Delivery to Perth in only 3 days which is impressive. Will be buying more from SuperSaver AU for sure.

E
Ethan W. 📍 Hervey Bay QLD
5 months ago
✓ Verified Purchase

Exceptional — 5 stars

Really happy with this. Price was the best I found online and delivery was faster than expected. Product is well made and does exactly what it should. Zero complaints — will buy from SuperSaver AU again.

S
Sarah M. 📍 Sydney NSW
Yesterday
✓ Verified Purchase

Absolutely love it!

Had the Irwin Strait-Line on my wishlist for a few weeks and finally pulled the trigger. Arrived in 2 days which was a nice surprise. Build quality is solid and exactly what the photos showed. My partner uses it every day now and has already asked me to grab another one as a gift.