Black Eccentric ODEX Drilling System , Overburden Casing Drilling System

ODEX System Eccentric Overburden Casing Drilling System For Water Well Drilling Description: A soon as the drilling starts, the reamer opens and enlarges the hole to drive the casing shoe and casing tube down. When drilling in over-burden formation is done,Start reverse circulation to close the reamer, and then pull up the assembly through the casing tube. The casing tube can be left in the hole, or can be pulled out by means of grout sealing material Use the normal drilling