Columbia 10" Flat Finisher Box (automatic) Wiper / Applicator / Handles / Compound Tube The handle is used to

The handle is used to apply pressure

and make embedding corner bead a breeze

and rolling over wet flat tapes without catching

Compound lever action makes cutting easy

Columbia 10" Flat Finisher Box (automatic) Wiper / Applicator / Handles / Compound Tube The handle is used toColumbia 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. Note: Columbia Automatic Boxes do not fit in Road Case. FEATURES: Available in 8", 10", 12" & 14" regular and 8", 10" &