Min. Order Reference FOB Price
1 Set US$19,000.00-21,115.00 / Set
Product Description
[Application scope and technical characteristics] Suitable for rotary and rotary percussion drilling, mainly used to drill gas drainage boreholes, water detection and drainage boreholes, boreholes in soft coal seam, bolting boreholes, grout injecting boreholes and pipe shed boreholes. There are ...