Customizable Items

Cutting DIA. Custom: design various cutting diameter based on demand, such us 950, o1050 etc;

Shell HIT. Custom: design as demand, prolong or shortten, increase amount of per drilling, improve efficiency;

Small barrel facilitates the coring operation; large barrel performs stage breaking;

Cutter Custom: single cutter and double cutter design as demand;

Bottom Custom : single bottom and double bottom design as demand;

Kelly Box Custom : custom kelly box size based on the kelly bar, like 130 130, 150 150,200* 200 etc;

Bottom Open Mechanic : half-automatic or manul mechanic bottom open system.