Product Description
ZGYX-421T down-the-hole drill rig is an integrated machine with mechanical, fluid, air, electric and other technologies well designed into one and with inner soft connections all linked together. This rig is very stable with fast tramming speed, great climbing ability, high efficiency, long service life for drilling tools, lower energy cost, easier operation and automatic protections, etc. It is widely applicable in various situations and areas with strong adaptability for different user requirements.
