Hydraulic rock drill(hand hold rock drill) can connect with 1-16 rock drills to suit for different working condition.It's a best choice to replace pneumatic rock drill.
  
The hydraulic rock drill include:
1)Hydraulic power station

Electromotor type,Gasoline engine type,Diesel engine type,Explosive-proof electromotor type(Explosion-proof,Anti-explosion,Anti-blast)
2)Hydraulic hammer drill
3)Hydraulic leg and rack.

Hand-held,leg-push,vertical and horizontal driving system(or railway rack,lead rail mounted). 
  
Technical parameter:
Drilling diameter from 32mm to 50mm,Depth up to 9m,the drilling speed can reach over 800mm-1000mm/min when drilling granite of rigidity 7.6 degree.
  
Feature:
1)Low energy consumption
2)Huge impact energy
3)Small size and light weight
4)Fast drilling and low noise
5)Easily move and operate
6)Little vibration and trivial labor intensity
7)Simple structure and easily repair
  
Application:

Applicalbe to hard, semi-hard and soft rocks.
1)Tunnel dig in highroad and railway project.
2)Construction and Civil engineering.
3)Quarry industry and Mining work(Drill mines of marble, granite, metal, non-metal and coal mines).