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Eccentric drilling Tools with Casing Tubes

1.When drilling starts,the reamer swings out and reams the pilot-hole wide enough for the casing tube to slide down behind the drill bit assembly. 2.When the required depth is reached,rotation is reversed carefully,when upon the reamer swings in,allowing View details>>  Download

Symmetrix Drilling Tools with Casing Tube

1.When the drilling starts,the central bit drive the ring bits down to the hole,meanwhile the casing shoe and casing tube follow down together. 2.When arriving the bed rock,reversely rotate the tools and the central bit is pulled out from the hole. The neView details>>  Download

Drill Pipes

We are able to manufacture drill pipes for : DTH drilling rigs: T4(DM30/45//LT4W,T4BH,RD20);Sunward SWDB165; Atlas Copco Roc F6/L6/L8; Petroleum Pipes; Reverse Circulation drill pipes; View details>>  Download