ZMT-15 Portable Distant Water Exploring Drill for Mine Laneway is a new type water exploring equipment of coal seam in mine laneway and rock formations. Compared with similar products, it is smaller in volume, lighter in weight, easier to carry and simpler to operate, etc.. The maximum drilling depth is 60 m. The concentricity between the end to end of drilling is good . Error is Less than or equal to 50 mm.