You are downloading the Engineering Tools XAP file v188.8.131.52 for Windows Phone. Engineering Tools is a free and useful Business app: Engineering Tools is a collection of useful applications like the following: - Bending Calculates the developed length of a bended ... You can now download the offline XAP file to install & try it.
Download Locations for Engineering Tools 184.108.40.206 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Engineering Tools XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.