If cordless drill battery is dead, you can convert drill to corded and continue to use in corded way.
Step 1: Conversion of Cordless Drill to Corded
Watch video for more details.
If you don't see video, please follow [this link]
You will need:
- Cordless drill with dead battery (9.6V)
- Power supply (12V, 10A)
- Tools/ soldering tools
Remove old battery elements from battery pack and solder wire to battery pack contacts instead. Connect other side of wire to power supply.You are ready to go.