Selection, calculation and check of rolling bearings (inch versions). Application supports Imperial and Metric units, is based on SKF, ISO, ANSI, SAE standards and support many 2D and 3D CAD systems
INTERNAL CADVIEWER is FREE DWG viewer for AutoCAD. With this AutoCAD add-on you can browse,
view or open drawings stored on your computer or CD-ROM(e.g. DWG catalouges).
hsCADence is a CAD document conversion tool. It converts to/from DWG/DWF/DXF, supports six different CAD file versions (r12, r13, r14, AutoCAD 2000, 2004, 2005), exports to PDF, BMP and JPEG, and supports command line scripting and batch processing.
Totally free professional Computer Aided Design (CAD) software allows users to design in 2D and 3D. Easy uncluttered interface yet powerful. This free CAD software not only lets you draw objects but you can actually have your parts made!