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ProChalk Permanent for weatherproof and waterproof lines that aren’t going to go away any time soon. Most users are choosing this level of intensity for applications that are going to be covered. This level is engineered for more extreme conditions. Exterior applications include exterior layout, extreme conditions, concrete layout, long-term applications.

 

Permanency Level 4

Keson ProChalk 8 oz. Permanent Marking Chalk - Select Color

SKU: 3072
$3.99Price
Color

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