I found this the other night cleaning out some drawers. I received two of them a few Christmases ago. This is new in the box. (Will not run on Window 8) Bend-Tech PRO is made for the small shop or serious hobbyist and is used for designing tubular assemblies and even complete frames. PRO uses the Bend-Tech EZ-3D platform and functions but adds the ability to design and dimension assemblies as well as aids in tube notching. It is by far the most easy-to-use tubing design product on the market. Customers who have never used a CAD system before are productive the first time they sit down to use it. •Format: PC software, version 5.x •System Requirements: Minimum Requirements Windows Operating System (XP, Vista, 7,) 1 GHz Processor 1 GB RAM (Memory) 1 GB Hard Drive Space 1024 x 768 Screen Resolution OpenGL 1.3 Compatible Graphics Card .NET Framework 3.5 Installed Active Internet Connection Recommended Requirements Windows Operating System (XP, Vista, 7,) 1GHz Dual-Core Processor 2GB Ram (Memory) 1 GB Hard Drive Space 1280 x 800 Screen Resolution or greater OpenGL 1.3 Compatible Graphics Card .NET Framework 3.5 SP1 Installed PDF Reader Installed (for Help Guides) Full Keyboard and Mouse CD Drive (for install from CD) High-Speed Internet MacOS Requirements Windows OS running on Emulator/Parallels. Same requirements as above. Bend-Tech does NOT run directly on MacOS.