The Most Popular  HDD Machine ever- -- High Speed ZLCONN ZL360A 38T Horizontal Directional Drilling machine! Buy it! Features: 1. ZLCONN 38t 360A Horizontal Directional Drilling machine  totally different with other brand 36t, 38t featuring high speed 165 rpm. high torque 13600N.M,advanced system, big real power even bigger than other brand 38t, 40t in fact.                                                                  2. Rotation Speed 165rmp or 150rmp ( Optional) . Thrust Speed 40m/min. Most important you can turn on high rotation speed and thrust speed at the same time.