Quick Detail: 1. The top of the power head can vibrate with big power without DTH hammer or air compressor. 2.The drilling tools from the outer to the inner and all involved in the transmission of the impact power, it is not easy to happen the hole accidents such as drill sticking. 3.MDL-C200 is applicable to a wide-range of strata with big torque, high rotary speed, and big power.When meeting those fragile holes such as sand gravel layer, gravel layer, sand stone soil, sand hole, the top drive drill equipment has a very high penetration rate and drilling efficiency.Especially when the moisture content of local layer is too high to use DTH hammer when work, this top head drive drill rig is the only choice. 4.The machine can be used for foundation pit,protection of slope support,tunnel pipe shed. Description: 1. MDL-200 is suitable for a wide range of strata, with high torque, high speed, and high power. When encountering fragile…