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8 3/4in 222mm PDC Rock Bit for High Speed Drilling in Soft Geological Formations

Place of Origin CHINA
Brand Name XINGTONG
Certification API 、ISO 9001
Model Number 8 3/4″ 222mm XHR 6164A
Minimum Order Quantity 1 Piece(MOQ)
Price Negotiable
Packaging Details Standard Exported Package
Delivery Time 15-45 Days
Payment Terms L/C,D/P,T/T,
Supply Ability Stable supply and support for bulk customization.
Product Details
Cutter Type GI IADC Code S334
Body Type STEEL Total Cutter Count 59
Face 38 Gauge 15
Updrill 6 Nozzle Type & Count L*9
Junk Slot Area (sq Mm) 10993 Normalized Face Volume 48.53%
API Connection 4-1/2 REG.pin Make-Up TQ 16-24KN.m
Gauge Length 89mm Make-Up Length 449mm
Approximate Shipping Weight 85kg
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8 3/4in 222mm PDC Rock Bit

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Geological Formations PDC Rock Bit

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High Speed dth bits

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Product Description
8 3/4in 222mm PDC Rock Bit - High Speed Drilling DTH Bits for Soft Geological Formations
Product Overview

8 3/4″ 222mm XHR 6164A PDC Drill Bits are engineered specifically for high-speed drilling operations in soft geological formations, delivering superior performance and efficiency.

XHR Series Features
  • Suitable for improving Rate of Penetration (ROP) in soft formations
  • Optimized shaped cutter layout to enhance drilling efficiency and improve cuttings removal
  • Advanced nozzle and junk slot design using Computational Fluid Dynamics (CFD) to accelerate cutting movement
  • High-strength steel body with thinner blades to prevent blade back tail contact with formation during high ROP operations
Technical Specifications
  • 1.6mm Stepped Gauge
  • Drop In Cutters on Gauge Pads
  • Up-Drill Cutters on Gauge Pads
  • Dual row cutting structure
  • 4D shaped cutter design
Important Notes
  • Recommended top-buckle torque is set according to joint inner and outer diameter, with reference to API7G standards
  • Technical performance of drill bits sold by Xingtong will be fully implemented according to terms agreed between Xingtong and customer
  • Images are for reference only - please contact Skycom engineers for detailed technical parameters