hdd drill bit types

Steel Body Six-Blade PDC Drill Bits 17 1/2″ 444mm XD6163D for Oil Gas Well Directional Drilling

17-1/2" (444mm) six-blade steel-body PDC drill bit designed for directional oil & gas drilling. Shank-less design, depth-of-cut control, full gauge and hardfacing improve steerability, toolface control and drilling efficiency with RSS and bent motors.

PDC Rock Bit HDD Drill Bit with Eccentric Reaming 156mm Dilated Hole Diameter and GII Cutter Type for Granite Rock

114/142/156mm Eccentric Reaming HDD Rock Bits Drill Bit For Granite Rock PDC High-Speed Casing Running & Reaming Bit | Polycrystalline Diamond Compact for Oilfield Drilling XSK Series Features Reading-while-Drilling Tool: Eccentric-body design (pilot/reamer ratio: 1.2-1.5) Mechanical auto-centering ...