api rotary tricone rock drill bit online manufacture

Factory Supply Directly 15 1/2inch IADC217 Steel Teeth Tricone Bit IADC Recommended parameters Applicable strata WOB KN/mm Rotating speed r/min 116,117 0.35-0.8 150-80 Extremely soft formations with high ... Read More

100% New Good 394mm IADC217 Steel Tooth Tricone Bit IADC Recommended parameters Applicable strata WOB KN/mm Rotating speed r/min 116,117 0.35-0.8 150-80 Extremely soft formations with high compressive strength ... Read More

High Quality 9.5inch IADC217 Steel Tooth Tricone Bit IADC Recommended parameters Applicable strata WOB KN/mm Rotating speed r/min 116,117 0.35-0.8 150-80 Extremely soft formations with high compressive strength ... Read More

Factory Supply Directly 490mm IADC217 Steel Tooth Tricone Bit IADC Recommended parameters Applicable strata WOB KN/mm Rotating speed r/min 116,117 0.35-0.8 150-80 Extremely soft formations with high compressive ... Read More

8.5 inch metal journal sealed bearing HDD roller core bits for rock reamer Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & ... Read More

14 3/4 inch 374mm iadc 437 tCI tricone rock roller drilling bits for oil gas and water well JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone ... Read More

tricone drilling bits 12 1/2inch for well drilling JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth and tungsten carbide ... Read More

Oil Well Drilling 3 Nozzle Tci Tricone Bit Industrial Solution JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth and ... Read More

Factory Supply Directly 13 3/4inch 349mm IADC217 Steel Tooth Tricone Bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth ... Read More

Factory Supply Directly IADC217 17.5inch Steel Tooth Tricone Bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth and ... Read More