About this article
Usefulness
This product is used for drilling, hammer drilling, and chiseling in various materials such as concrete and masonry. It is ideal for professionals and DIYers who require a versatile and powerful rotary hammer drill.
Advantages
- High performance with an impact rate of 0 – 4,000 bpm and a rated speed of 0 – 900 rpm.
- Variable speed trigger and variable impact for precise control.
- Three operating modes: drilling, hammer drilling, and plain chiseling.
- VAR lock mode for free-angle chiseling.
- Forward and reverse rotation with brush movement adjustment for longer brush life.
- Side handle for improved safety and control.
- Lightweight and compact design for overhead work.
- Ball grommet on the cable for reduced wire damage.
- Comes with two chucks: SDS and standard drill bit.
Specificities
- 28 mm drilling capacity.
- 3.6 kg weight.
- 800 W motor.
- Mechanical overload switch for safety.
- Depth stop and grease for the chuck included.
Operation
To use the Bosch GBH 3-28 DFR SDS Plus rotary hammer drill, simply select the desired operating mode using the variable speed trigger and impact control. For drilling, hold the drill firmly and apply gentle pressure. For hammer drilling, use a hammer drill bit and apply moderate pressure. For chiseling, use a chisel and adjust the angle as needed. Always wear protective gear and ensure proper ventilation.