New, efficient and versatile hydraulic drill rig Rated Drilling Depth 400m Site Condition JKS400B Crawler Mounted Versatile Well Drilling Rig is mainly applicable to the drilling process of wells, monitor boreholes and geothermal boreholes.  Product Features JKS400B Crawler Mounted Versatile Well Drilling Rig is a new efficient and multifunctional drill rig, mainly applicable to the drilling process of well, monitor boreholes and geothermal boreholes. When drilling in the rock layer, the rig adopts DTH percussive hammer for penetration and compressed air for cleaning, the penetration speed being dozens of times quicker than conventional rotation rigs. In loose rock, the rig employs a cutting bit or cone bit and uses mud to clean the dirt, its versatility suiting for all kinds of complex geological conditions Winch can lift stuff upwards of 6m, facilitating installing pipes. Hydraulic supporters facilitate the rig erection on site without crane.   We are Crawler Mounted Drill Rig Supplier and Crawler Mounted Drill Rig Factory Dimension (L x W x H) 6800mm x 2250mm x 2650mm Working Size (W x H) 3250mm x 7500mm Weight 10.5T Rated Drilling Depth 400m Borehole Diameter 105ï½?350mm Engine Power  92kW Max. Lifting Force 20T Small Winch Lifting Force 1.5T Rotation Torque 9000N.m Rotation Rate 0ï½?40/80rpm Feeding Stroke 3800mm Lifting Speed 0ï½?18m/min Centralizer Height 0.7m Grade Ability 15° Hydraulic Generator (optional) 24kW/380V Flow of Foam Pump (optional) 20L/min