These are some common tools used to work on this device. You might not need every tool for every procedure.
If you are having trouble with this particular device check out Asus U47VC-DS51 Troubleshooting
The ASUS U47VC-DS51 was released on June 24, 2012. It was built with aluminum light weight design and comes standard with an Intel Core i5-3rd Gen processor with 2.5GHz of processing speed. It contains 8 GB of memory and a 750 GB HDD. Additionally, it has a 14.1" 1366 x 768 HD display, Windows 7 installed, a 0.3 megapixel webcam, and a 6-cell lithium ion battery capable of 8 hours of battery life.