Sending a File If you want to send us a computer file to machine there is a few things we will need. We need your file in a dxf format.Make sure your drawing doesn’t contain any splines.The scale should be 1:1.Drawing should be in millimetres.Make sure there are no lines on lines. If you don't have a cad program to draw your project, no problem you can send it in by a few different methods. You can email or fax a pdf file. You can simply fax it to us You can post it to us Drawing should be in millimetres. Bring your order in to us in person.