The Bosch 1 9/16-in. rotary hammers include the RH540M SDS-max and RH540S spline rotary hammer. These rotary hammers deliver 38% more impact energy than previous Bosch models and drilling speeds up to 50% faster than previous models.
- 6.1 ft.-lbs. of impact energy
- 12 amps
- 1,200 to 2,750 bpm
- Variable speed dial for drilling and chiseling applications; adjust tool settings based on application and material
- Selector knob to switch between hammer drilling, chiseling only and Vario-Lock function
- Vario-Lock allows chisels to be rotated into 12 different positions to optimize working angles
- Tool-free bit changes with automatic bit locking
- Service minder brushes keep tools indicate when preventative maintenance is required
- Weight: 14.2 lbs.