| Model | FREE SPEED RPM | AVERAGE AIR CONSUMPTION (25%)SCFM | MAX TORQUE | Sound dBA (pressure/Power) | CLUTCH TYPE | EXHAUST | LENGTH | WEIGHT | AIR PRESSURE | AIR INLET | ||||
| N-m | ft-lb | m/m | in | kgs | lbs | psi | kg/c㎡ | |||||||
| BW-138J | 11,000 | 9.0 | 434 | 320 | 96.66/107.66 | Twin hammer | Handle | 122 | 4.8 | 1.5 | 3.3 | 90 | 6.3 | 1/4" |

