Rock Drill

rock drill

A rock driller is a piece of equipment used for drilling the rocks. A rock drill is designed for heavier jobs such as bench and secondary drilling. 

there are so many reasons to drill rocks, such as soil nailing which means reinforcing the retaining walls to the rocky side by piles embedded into the rock, aslo this is used for different construction purposes like footing  lying and fixing equipment. and can also be used for drilling for smooth
blasting

The teeth of the rock driller have to be very sharp to cut the rocks without being damaged, and for that purpose, the alloy used for making these teeth consists of steel and  Powder of diamond. the driller arm is fitted to powering system which is carried on crawler or wheeled vehicle and often is powered by hydraulic system. There are some rock drills that can drill holes up to 6 meters deep