While you wait for answers, we may have found some information which could help you.
Click here for Black Decker Cordlesshow to change to power cord on my black & decker H 552 400 Watt 10mm(3/8") ?
12v black decker a9275 replacement charger and battery?
carbon brushes replacement Black & decker BD163V?
KC1882F Black and Decker drill: what polarity are the battery connections?
electric drill stuck chuck?
how do I remove the chuck head ?