Columbia 10" Automatic Fat Boy Box Angle Heads Columbia’s Cam Lock Tube is

Columbia’s Cam Lock Tube is so simple and so positive we would not recommend using any other tube when it comes to fast set compounds

will change what the industry expects from a professional grade Smoothing Blade

Stainless steel side plates

Well-built and fine-tuned to offer great flat joints for years

Columbia 10" Automatic Fat Boy Box Angle Heads Columbia’s Cam Lock Tube isColumbia offers the widest range of high quality Finishing 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