Power Tools
DC 7.2V 10.8V 12V 14.4V 16.8V 18V 21V 9 Teeth Gear Motor Replacement for Hitachi Rechargeable Electric Drill 550
DC 7.2V 10.8V 12V 14.4V 16.8V 18V 21V 9 Teeth Gear Motor Replacement for Hitachi Rechargeable Electric Drill 550
https://www.bizrate.co.uk/powertools/dc-7-2v-10-8v-12v-14-4v-oid27629663445.html