Compact Roller Cone Bit
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Factory 7 7/8 inch IADC 537 Tricone Bits Milled Steel Tooth Drill Bits
The 7 7/8 inch IADC 537 milled steel tooth tricone bit is ideal for slim-hole, directional, and geothermal drilling in medium-hard formations — hard shale, dense sandstone, cemented limestone.
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