You are downloading the #1 ToolKit XAP file v126.96.36.199 for Windows Phone. #1 ToolKit is a free and useful Utilities & Tools app: #1 Toolkit is a complete package of 5 app sets. It includes 5 Pro sets for a total of 16 tools. In a word,All-in-One. Set 1: Ruler, Compass, ... You can now download the offline XAP file to install & try it.
Download Locations for #1 ToolKit 188.8.131.52 XAP file
To try to install it manually from an SD card, you should choose one of the server location above to get the offline #1 ToolKit XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.