Technical details
| Rated speed |
1100 RPM |
| Impact rate |
4300 bpm |
| Impact energy |
3.4 J |
| Drilling diameter in concrete (max) |
28 mm |
| Drilling diameter in wood (max) |
32 mm |
| Drilling diameter in steel (max) |
13 mm |
| Nominal input power |
850 W |
Packaging content
| Auxiliary handle |
Y |
| Carrying case |
Y |
DH28PBY, 3.4 - 28mm, 2.9kg, 850W
Features Hitachi's User Vibration Protection (UVP) system that reduces the vibrations from concrete drilling or chiselling with resonance occured by moving a weight in the opposite direction to the movement of the hammer. Reduction of vibration by approximately 33%*1 makes operations more comfortable.
<b>Angle adjustment function(3-mode models only)</b>
When using a cold chisel or cutter, the orientation of the tool tip can be adjusted by setting the change lever as shown on the left.
Simple bit mounting A bit can be mounted by simply inserting it into the tool holder.
Approximately 2 times longer life 1 achieved by reliable structure that includes a hammering mechanism same as Hitachi large hammers.