Reverse circulation drilling rig water well drill machine for sale
USD $30,000 - $50,000 /Set
Min.Order:1 Set
Impact of the crushing mechanism of reverse circulation and broken into rock technology is to use the drill bit to the impact of the high frequency of rock, the rock broken, then using reverse circulation way of sludge discharge in a timely manner will break cuttings discharge hole outside the first time.Drill bit balance by two steel rope connection, is very convenient, drill, greatly shorten the auxiliary time.
Contact: Nancy Wang