D&B 50 HDD DRILLING RIG D&B 50 HDD Drilling Rig The 50 HDD Is a Popular Water Well Drill Rig Model. Please Refer to the Datasheet Below for More Details. SPECIFICATION Model Name50HDDMain UsageHorizontal Directional DrillingBuilt-In Compressor Engine (Basic) Max PowerDL08260 HP / 1750 RPMEngine Option Crawler typeSolar 75Pull down50 tonsPull-Up Capacity55 tonsRig WeightkgRig Size (mm)L : 9,000 W : 2,200 H : 2,600 50 HDD 50 HDD 50 HDD 50 HDD