Min. Order Reference FOB Price
1 Set US$50,750.00-55,000.00 / Set
Product Description
Product Description HFU-4A Full hydraulic underground drilling rig The full hydraulic underground drilling rig HFU-4A is applied to the following fields: coal, metallurgy, geology and engineering, etc. It is used in the large-diameter gas drainage and the water injection hole of mine, tunnel ...