Mincon HDD90 Pilot Hammer

The Mincon HDD90 pilot hammer is part of Mincon's comprehensive range of class-leading HDD systems. Thanks to Mincon's advanced design, these systems have a high-frequency cycle that results in smaller chips, resulting in easier hole flushing, less vibration, better steerability, and unmatched production in all hard-rock applications.

  • Pilot bit: 235mm (9.25”)
  • Thread type: 4.5” API Reg Pin
  • Rig Application: Up to 90,700 – 181,500kg (200,000 – 400,000 lbs)
  • Available accessories: Remote Oiler / Foam Injection System
  • Hammer lubrication: Mincon RDO Envirosafe Rock Drill Oil
  • Recommended drilling fluids: Mincon Hole Control (Polymer) / Foam
  • Compatibility: DCI / Subsite / Wire-Line
  • Bit Type: Steering / RoundBent Sub: 2 Degree
  • Minimum recommended air package under 76m (250′): 31.17 m³ / min @ 24.1 Bar (1,100 cfm @ 350 psi)
  • Minimum recommended air package over 76m (250′): 35.42 m³ / min @24.1 Bar AC (1,250 cfm @ 350 psi AC)

*After-cooled air. Mincon recommends using after-cooled air compressors when ambient temperatures exceed 7 degrees celsius (45 degrees Fahrenheit).

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