7 7/8" (200mm) PDC bit oil gas drilling bit
7 1/2" (190.5mm) PDC BIT hard rock drill bit tool
8 1/2"(215.9mm）steel body PDC drill bit PDC drilling bit
16"(406mm) IADC517 TCI tricone rock roller cone bit water well drill bit
12 1/4''(311.1mm) IADC 617 TCI Tricone Drill Bit For Rock Drilling
Insert tooth tricone drill bit 98mm IADC537 637 Tricone drill bit drilling rock bit
14 3/4"(374.6mm) IADC537 Insert tooth tricone drill bits oilfield drilling bit
14 3/4"(374.7mm) IADC 537 Carbide Insert tooth tricone drill bits Custom sizes available
Our main products: tricone bits, PDC bits, HDD hole opener, foundation single roller cutters,drag bit and related tools
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