Specification model:

[12v double speed] + Single Power +1 batch head

[12v double speed] + dual power +1 batch head

[12v double speed]-Single Power + multi batch head + plastic box

[12v double speed]-Dual Power + multi batch head + plastic box

[12v impact double speed] + Single Power +1 batch head

[12v impact double speed] + dual power +1 batch head

[12v impact double speed]-Single Power + multi batch head + plastic box

[12v impact double speed]-Dual Power + multi batch head + plastic box

[21v double speed] + Single Power +1 batch head

[21v double speed] + dual power +1 batch head

[21v double speed]-Single Power + multi batch head + plastic box

[21v double speed]-Dual Power + multi batch head + plastic box

[21v impact double speed] + Single Power +1 batch head

[21v impact double speed] + dual power +1 batch head

[21v impact double speed]-Single Power + multi batch head + plastic box

[21v impact double speed]-Dual Power + multi batch head + plastic box