3D Step Viewer – ABViewer 9

Professional 3D Step Viewer to import and read *.stp and *.step format files. 3D Step Viewer can print and convert STEP to BMP and other formats.

Download 3D Step Viewer

Free to use additional library is required for IGES and STEP/STP formats (7.5 MB):

http://www.cadsofttools.com/download/converter3df.zip

STEP - STandard for Exchange of Product model data - ISO 10303 standard which is commonly used in industry.