Digitise and scan the lasts. Work with files in various CAD systems. Produce 3D models of heels and create 2D computer aided designs. Grade and obtain the size series. Prepare technical specifications for manufacturing. Produce 2D and 3D computer aided engineering designs and technical drawings of moulds for vulcanised and injected heels. Export the files of the virtual models to 3D printers, CAM or CNC systems.