1)   DXF Sharp Viewer 2.0.22.0
DWG DXF 3D viewer with following features: - View DWG files. - View DXF files. - Print. - Export to PDF, PostScript, SVG, jpg, png, tiff, gif, bmp. - Copy to clipboard. - Supports shx and true type fonts.
Cad, DWG, DXF, .NET, Viewer, PDF, 3D, DXF viewer, OpenGL,

 2)   Mini CAD Viewer 1.4
A compact Free CAD viewer. It is designed to be easy to use for the non-CAD user.It supports dwg & dxf formats.
CAD viewer, DWG viewer, DXF viewer,