BRD22D is an economical rock drill with powerful torque and percussive forces, and it is stably designed for long hole drilling. Its powerful torque and percussion, generated by the long stroke mechanism and the high efficiency tubular valve, enable a superb performance for drilling down to about 6~8m and is making the drill efficient in hard rock. The design of BRD22D makes it drill fast and efficient and the machine is also durable and easy to handle.
The powerful combination of percussion and rotation originates in the very efficient tubular valve. BRD22D is also equiped with a powerful flushing mechanism which enables efficient removal of rod cuttings also when drilling deep holes.
The external parts have a sturdy design, and the internal parts, subjected to severe working conditions, are heat treated and chromium plated and all components are precisely finished. The drills complete lubricating system assures trouble-free and economical operation.
Ultra Durable Piston
The piston made of special steel is specially heat treated, and Increased wear resistance for long-term use.
Made of special phosphor bronze, it extends the life of the rifle nut and has strong durability.
Perfection of balance and convenient portability have been main concerns in the design.