Synergy Digital Power Tool Battery, Compatible with Makita 6271D Power Tool, (Ni-MH, 12V, 1500mAh) Ultra High Capacity, Replacement for Makita Battery - Walmart.com
12V Ni-Cd Replacement for Makita 6271D, 6271DWAE, 6271DWE - Walmart.com
Makita 6271D 3/8″ 12v Cordless Drill/driver Spare Parts - Part Shop Direct
How to disassemble and find problem for Makita 6271D 6271 NiCd 12V cordless drill motor fault - YouTube