Home Bending, Pan and Box Folding Metal Bending, Pan and Box Folding At Metal Supermarkets, we can bend sheet products to different degrees using box and pan folders and other techniques. These bends can be made up to an angle of 120 degrees. Using box and pan folders is considered to be an accurate method of bending metal. We can provide Press brake services through our network. To learn more about our metal bending services, call, email or visit one of our 7 locations in the UK.