Flat Boxes

With the Columbia 10" Fat Boy Boxes you can hold 30% more mud compared to the standard flat boxes.  This box will also fit all major brands of flat box handles.  The inside track boxed feature the wheels mounted on the inside of the side plates.  This...

The High Capacity Drywall Master 5.5" specialty box is a workhorse.  It's a great box for coating tight areas but also can be used as a nail spotter.  

Professional-Grade Design – Perfect for finishing coats and achieving smooth, even seams on drywall and sheetrock. Easy Clean System – Simple removable door and quick-flush design make cleanup faster and less messy at the end of the day...

The High Capacity Inside Track Drywall Master 8" specialty box is a workhorse.  Wheels are mounted on the inside of the box Reduce the number of trips refilling your box with a high capacity flat finishing box

Columbia Drywall Taping Tools 8” Flat Box is the perfect sized box for base coating taped seams.  This new 8" Columbia box has many new improvements including the "No Swell" rubber gaskets, pivoting axle, and aluminum wheels with integrated o-rings.  The...

Columbia 12" Fat Boy Drywall Flat Finishing Box holds 30% more mud than the standard Columbia 12" Flat Box. It works great for running the first coat on flat joints and butt seams.  With 30% more mud, you can go longer distances without having to fill it...

The Columbia 12" Drywall Flat Finishing Box is a high-quality tool for quickly and efficiently finishing drywall surfaces. Made from durable materials, this finishing box is built to withstand frequent use and delivers consistent results every time. Its...