Columbia drywall tools are manufactured to exacting specifications through Columbia Tools’ advanced machining capabilities. The Columbia Tools Flat Box Set will allow you to complete a 2 coat finish on drywall flat seams and butt joints.
This set includes: Columbia 10" Fat Boy Flat Box, Columbia 12" Fat Boy Flat Box, Columbia Matrix Extendable Flat Box Handle, Columbia Box Filler, and Columbia Hot Mud Pump