Permanent Weatherproof Marking Chalk 33000 it can display the lowest

it can display the lowest common denominator

it can operate with an interior range up to 200 feet and an exterior range up to 800 feet with a laser receiver

It also enables easy and quick positioning once the holder is attached to a tripod or leveling staff

Zinc coated to resist corrosion

Permanent Weatherproof Marking Chalk 33000 it can display the lowestThe Keson Permanent Weatherproof Marking Chalk is designed perfectly for exterior applications including exterior layout, concrete layout, and long term applications. With its weatherproof feature, this marking chalk is suitable even in extreme conditions. Comes in three colors and sizes, this Keson permanent chalk is flexible in all general construction applications. Configuration Options The Keson Permanent Weatherproof Marking Chalk offers nine