You will need:
1 dead mouse
10 paper clips (In Colombia, we call this kind of clips "Butterfly Clips")
3 packing rings (the metallic ones)
3 pincers (like the kind you use in electronics)
Dremel Rotary Tool
And don't forget:
1. If you don't have it, replace it!
2. Use protective equipment (dust mask and goggles)
3. Beware of drilled and soldered hot surfaces
4. Work in a good ventilated area.
5. Always have junk in stock