Refurbished External Hard Drive: The USB E-booking
When checking for USB booting, everything worked perfectly so it was safe to start the process of disarming the external hard drive and the MacBook Pro by the way, booting from USB is slower because the transfer speed of this port is less than the Ssolid state hard drive review which is connected to the MacBook's internal hard drive.
In most of the forums recommend that kept the original refurbished external hard drive if your device is still subject to Apple's warranty, so if for some failure is necessary to send the MacBook Pro for service, you reinstall the disk original hard and so will never know that was open since it will have all its original components.
For the process of disarming the MacBook Pro I searched YouTube and fortunately I found a video in which OWCmacsales explain a fairly detailed how to disarm and what tools are needed to carry it out. Before disassembling the hard drive or the MacBook you need to format the intel x25-m and clone to extract the new one. For that connects via USB external hard drive, I opened the Disk Utility application, select it from the list and then select the Erase tab.