Jining Bafang Mining Machinery Co.,Ltd is one of the leading 50m diesel tunnel drilling rig manufacturers and suppliers in China, welcome to buy cheap and low price 50m underground drilling rig made in China from our factory.
ZLJ-250 tunnel drilling rig Production Features ZLJ tunnel drilling rig 1.The machine mainly used for underground internal various angle water prospecting, exploration of coal, gas drainage, dust protection and water injection and other uses of the drilling. 2.360 degrees rotary drilling drilling of 50-300m. 3.It can also be used on the ground geological exploration, building foundation reinforcement and other uses of drilling. Technology Parameters