| Model | JGZB001 |
| Rated volfage(v) | 21 |
| Rotate speed(r/min) | 0-3200 |
| Max. torque | 500-600 |
| Impact frequency(t/m) | 3500 |
| Chuck size | 1/2" |
| Battery type | Lithium baffery |
| Battery capacity(Ah) | 4.0 |
| Weight(kg) | 3.5 |
| Model | JGZB001 |
| Rated volfage(v) | 21 |
| Rotate speed(r/min) | 0-3200 |
| Max. torque | 500-600 |
| Impact frequency(t/m) | 3500 |
| Chuck size | 1/2" |
| Battery type | Lithium baffery |
| Battery capacity(Ah) | 4.0 |
| Weight(kg) | 3.5 |