This guide explains how to bend a box with a press brake, which tooling to use, correct bend sequence, common mistakes to avoid, and how modern CNC press brakes improve precision and repeatability. What Is Box Bending? Box bending is the process of forming sheet metal into a four-sided or. This video shows the BDC1500 panel bending center operating at a customer site in the electrical distribution box industry. WILA has a range of tooling to help you get the most out of your box bending operations. Equipment for outdoor/inddor distribution panel formed have two style (A) Automatic electric box forming line with bending device. (B), Manual electric bending desk with tool, this. Section Bending was the first service to be offered when Barnshaws started in 1969.