Fits many models including the following:
Ford Code  series:
0001X-1706X
Nickel Plated Brass Plastic Head
H84 80Bit
You will need to have the key cut and also program this key to your vehicle.
This key can be added to your vehicle via a diagnostic tool.
This tool can be found at most local automotive locksmiths and dealerships.
On Board Programming (OBP) may be an option for programming this key into your vehicle. 
Consult your owners manual for more details.