Customizable Items
Cutting DIA,Custom:design various cutting diameter based on demand,like&950 &1050 etc.;
Shell HIT.Custom: design as demand,prolong or shortten,increase of efficiency by drilling more;
Key Component Reinforce Custom:strengthen the key component to extend life cycle;
Cutter Custom: single cutter and double cutter design as demand;
Bottom Custom: singe bottom and double bottom design as demand;
Kelly Box Custom: custom kelly box size based on the kelly bar, like150*150 200*200 250*250 etc;
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