Irwin Strait-Line Permanent Marking Chalk - 4 lbs RE130 invest in a good tripod

invest in a good tripod

Built-in magnetic pivoting bracket to mount onto metal surfaces

97% of all particles greater than or equal to 0

95 Fixed emissivity

Irwin Strait-Line Permanent Marking Chalk - 4 lbs RE130 invest in a good tripodGreat for extreme outdoor conditions because it can withstand harsh weather conditions and months of jobsite wear. Flip cap keeps the chalk in the bottle where you want it and stops it from spilling out in areas that you don't. Flip top cap also seals the chalk in an airtight chamber, keeping out moisture and reducing the risk of clumping Hi Flow Nozzle Cap: For improved chalk flow, quicker chalk fills, and less clumping Withstands months of weather