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Medium-Hard Hughes Christense Style "Model" HR-68

Medium-Hard Hughes Christense Style
Actual product may vary from image shown.
Medium-Hard Hughes Christense Style "Model" HR-68
  • Stock: Ask for Lead Time
  • Model: HR-68
Product Views: 458
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Manufacturer, Bit Name/Model Number:  HR-68

IADC Code: 647

Size Range (in): 7-7/8", 8-3/8", 8-1/2", 8-3/4", 10-5/8"

Recommended WOB (lb/in. Diameter): 3000 - 7000

Recommended Rotary Speed (RPM): 90 - 50

Special Features/Usage: BGMW

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