... , GY200, GY300, GY600, XY44A, GY1600 series water well drilling machines can reach 100m, 150m, 200m, 300m, 600m, ... of drilling accessories such as diamond core bit, drilling rod, coupling, core barrels and other drilling tools for water well drilling projects ... detailed requirements. . Technical Specification of Water Well Drilling Machine(GY100) Basic ParametersDrilling depth150 100 20 mDrilling ...