The multi-functional down-the-hole drill is mainly used for large-aperture drilling in horizontal, vertical and inclined operations of stone mining in mines. It is an essential product used in conjunction with diamond wire saw machines in mine mining. The drill is jointly controlled by an electric motor and compressed air. High-quality pneumatic components are used to make the drill consume less air, have high drilling efficiency, light weight of the whole machine, and be easy to install and operate. The drill pipe has a unique mechanical screwing and unloading mechanism, reducing the labor intensity of workers. It has a unique drilling guide design.
