The MARSHALLTOWN Chalk Boxes holds a 100-foot cotton line that's designed to be highly absorbent to chalk and creates the most accurate line. This product comes in a standard speed aluminum or the high-speed plastic material, both having easy access to fill by sliding the nylon cover open. It also has a self-locking handle and a plated anchor ring to make working alone effortless. They are easy to hold and fit your hands shape, assisting you in producing professional results for your drywall and plastering needs.
Choose a standard or high-speed frame
100-feet of cotton line
Can also be used as a plumb bob for a vertical reference line