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273mm MRE235 Symmetric Concentric Casing Drilling System With DHD380 Hammer Shank For Oil Drill

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July 11, 2024
Category Connection: DTH Drill Bit
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Tags:
#eccentric drill bit #down the hole hammer bits #down the hole drill bits
Brief: Discover the OD 127mm MRE Dual Rotors Eccentric Overburden Casing Drilling Bit CIR Shank, designed for soft and hard rock formations. This advanced drilling system expands at clockwise rotation to bring casing pipes into the hole and retracts anticlockwise for easy retrieval. Ideal for diameters 89-323mm, it's perfect for collapse rock strata and underground mining.
Related Product Features:
  • Suitable for 89-323mm OD casing pipes, ensuring versatile application.
  • Widely used in collapse rock strata for reliable performance.
  • Ideal for underground mining industry with robust construction.
  • Features dual rotors for efficient eccentric overburden drilling.
  • Expands at clockwise rotation and retracts anticlockwise for easy retrieval.
  • High-grade tungsten carbide inserts for superior wear resistance.
  • Made from high-quality steel for strong toughness and hardness.
  • State-of-the-art CNC machinery and heat treatment ensure precision.
Faqs:
  • What is the diameter range for the OD 127mm MRE Dual Rotors Eccentric Overburden Casing Drilling Bit?
    The drilling bit is suitable for casing pipes with an outer diameter ranging from 89mm to 323mm.
  • How does the MRE Dual Rotors Eccentric Overburden Casing Drilling Bit operate?
    At clockwise rotation, the reamer bits expand to bring the casing pipe into the hole. After completion, the bits close anticlockwise and can be lifted up by the drilling rig.
  • What industries commonly use this drilling bit?
    This drilling bit is widely used in the underground mining industry and is ideal for collapse rock strata.
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