Topwell's Engineers use 2D & 3D software to proceed the CAD / CAM processes, we need the 3D drawings for making the mold according to the profile of the parts and the 2D drawings to specify the dimensions & tolerances of the molded parts. Customers can provide ProE Part File; STEP; Parasolid or IGES file format for the 3D part file; and DWG; DXF or SLDDRW file formats for the 2Ddrawings. Click for more info: https://topwellspring.com/