GTF 12V 3.0Ah Rechargeable Battery for Black Decker Drill A12 A12EX FSB12 FS120B A1712 HP12K HP12 Ni-MH Replacement Tool BatteryGTF 12V 3.0Ah Rechargeable Battery for Black Decker Drill A12 A12EX FSB12 FS120B A1712 HP12K HP12 Ni-MH Replacement Tool Battery