Marking Chalk


IRWIN STRAIT-LINE Chalk

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Marking Chalk Features:

  • Flip-top Cap: Reduces moisture from entering bottle. No more spillage due to lost caps
  • Oval Shape: Eliminates rolling off of roofs and workpieces. Fits well in tool belt
  • Red Marking Chalk: Great for long-term exterior use. Weather-resistant lines remain visible after weeks of weather, sun and jobsite wear and tear. Weatherability: 2 Month (Based on average rainfall of 4"/ Month)
  • Blue Marking Chalk: Great for interior or exterior use. Provides great visibility. Great for short-term use; will wash away with a few days of rain. Weatherability: 1 Week (Based on average rainfall of 4"/ Month)

NOTE: Not all products are currently listed on our website. If you don't see the specific product you are looking for, please contact our Customer Service Department for assistance

Item #DescriptionType
64801ZR113g (4oz) - Blue ChalkStandard
64901227g (8oz) - Blue ChalkStandard
652011.1kg (2.5lbs) - Blue ChalkStandard
64802113g (4oz) - Red ChalkPermanent
64902227g (8oz) - Red ChalkPermanent