Of course
Best disc to get too if you need to just do recovery of a non-booting system. If you need to re-install though you'll need to find your disc or order a replacement from Microsoft.
It's not our disc anyway. It's Microsoft's disc, just hosted here for your convenience, as a torrent purely to protect our servers from the massive load created.
For W7, you can create your own if your system is functional.
Control Panel > Backup & Restore > Create System Repair Disc