Android 5.0.2 factory images posted for Nexus 10 and Nexus 7 (2013) tablets3
The factory image is basically your ticket home if you've been hit by a disaster while customizing your Android device. Or, if an update is coming to your rooted handset, and you need to flash an Android build on your phone to receive it OTA, using the factory image will quickly resolve your problem.
One last thing that you can use the factory image for would be to update your Nexus 7 (2013) and Nexus 10 to Android 5.0.2, without having to wait for an OTA update. You can find the factory image for the two tablets by clicking on the sourcelink below. The new version number is LRX22G
source: GoogleDevelopers via MobileSyrup