On Wed, 4 Apr 2012 18:03:58 +0100, Davey
wrote:

I have an old Bosch cordless screwdriver, whose battery has died of old
age. Bosch can't/won't help, can anyone recommend someone who might be
able to help? Or should I just trash it?

Leaving aside the commments about it being cheaper to buy a new tool,
try http://www.a1-battery.co.uk/POWER_TO...OSCH/index.htm