Search results with tag "Rotary drill"

Section 5 - Well Drilling Methods - Michigan

drilling method, the cable tool is less costly and simpler to operate than a rotary drill rig and is suitable for most geologic conditions. The cable tool operates by raising and dropping a heavy drill string in the drillhole. The drill string, with bit on the bottom and rope socket (or swivel socket) on top, is suspended in the hole with a cable.

  Michigan, Drilling, Rotary, Drill, String, Drill string, Rotary drill