Columbia Automatic Flat Finishing Box CSH a precision machined cast aluminum

a precision machined cast aluminum head

and now they’re also the highest capacity on the market

) Our Pumps are built to exacting air-tight standards making them the easiest to pump and prime

Angle Heads finish angles quickly and professionally with the correct

Precision machined billet aluminum head and durable stainless steel wings ensure longer wear and performance

Columbia Automatic Flat Finishing Box CSH a precision machined cast aluminumColumbia offers the widest range of high quality Flat Boxes in the world. The Automatic Flat Boxes reduce the need to push the compound on to the wall. By engaging, the box springs put pressure on the compound chamber requiring only a light push to operate the box. Well built and fine tuned to offer great flat joints for years. We have been told for years that our boxes are the smoothest finishing and easiest to push. We are very proud to get this