Makita HR4510C 280RPM rotary hammer

280rpm, 2750bpm, 12.5J, 20.1lbs <b>Anti-Vibration Technology for 2X Less Vibration</b>

- Powerful 13.5 AMP motor; 1,250-2,750 BPM to handle the most demanding jobs
- Anti-Vibration Technology is an internal counterbalance system that greatly reduces vibration and directs more impact energy to the work surface for increased user comfort and greater productivity
- Constant speed control automatically applies additional power to the motor to maintain speed under load to complete the most challenging jobs
- Soft start suppresses start-up reaction for more control and better accuracy
- Variable speed control dial enables user to match the speed to the application for greater versatility
- L.E.D. service light notifies the user approximately 8 hours before the brushes need to be replaced
- L.E.D. power lights indicate switch failure or cord damage
- 2-mode operation for "Hammering Only" or "Hammering with Rotation" for multiple applications
- Torque limiting clutch engineered to prevent gear damage by automatically disengaging gears if the bit binds
- Sequential impact timing delivers timed hammering during rotation to minimize overlapping bit impacts resulting in up to 50% faster drilling
- Makita Motor Advantage engineered with field core interlocking steel laminations, dual ball bearing armature and more copper commutator bars, increasing energy transfer efficiency for more power and longer tool life
- Extended life brushes are longer for more work between service intervals and less downtime
- 16 bit angle settings allow the bit to be set at different positions for operating convenience
- Automatic brush cut-off protects commutator from damage for longer tool life
- Lock-on slide switch for continuous operation ("Hammering Only" mode)
- One-touch sliding chuck for quick bit changes
- Rubberized ergonomic soft grip provides more comfort and control
- Accepts SDS-MAX bits