Columbia Automatic Fat Boy Finishing Box Size:12" The Dimpler is ideal for

The Dimpler is ideal for most building materails including: Drywall/Sheetrock

Comes in 3ft

Quick release clip

Save mix time and

Three pouches

Columbia Automatic Fat Boy Finishing Box Size:12" The Dimpler is ideal forColumbia 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