17 1/2" IADC135 rubber-sealed steel tooth tricone drill bit
Toothed drill bits, steel tooth drill bits, and PDC drill bits, mining coal mine drill bits, air drill bits, and caliber assembly drill bits. Applications: drilling oil field wells, water wells, mining and coal mining, geological exploration, hydrological detection, engineering piling, geothermal development, bridge drilling and other drilling fields.
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Diameter | 17 1/2" (444.5mm) |
Bearing Type | Rubber Sealed Bearing |
Cutting Tooth Type | Steel Tooth / Milling Tooth |
Drilling Circulation Type | Mud Circulation |
Connection Thread Type | 7 5/8 reg pin |
Roller Diameter Protection (Maintain Diameter) | Yes |
Back Protection | Yes |
Rotary Speed (r/min) | 150-60 |
Weight on Bit (KN) | 156-423 |
Applicable Formation | Medium formations with high compressive strength, such as medium soft shale, hard gypsum, , medium soft limestone, medium soft sandstone, and soft formations with hard interlayers |
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