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API PDC Bit 12 1/4 ES1656TE
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API PDC Bit 12 1/4 ES1656TE

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  • 12 1/4 ES1656TE

  • EASTAR

PRODUCT SPECIFICATIONS
Number of Blades6
Cutter Quantity109
Primary Cutter Size16mm
Primary Cutter Quantity49
Gauge Length75mm
Junk Slot Area15000mm2
Connection6 5/8" REG
Bit Weight100KG
Nozzle Quantity/Type9NZ
OPERATING RECOMMENDATIONS
Weight on Bit30~140 KN
Rotatoin Speed50~250 RPM
Hydraulic Flow Rate40~70 L/S
Recommended Torque49.56~51.43 Kn•m
Design Features
Suitable for drilling soft to medium hard formations
Bit body is made of superior alloy steel which has excellent strength and toughness&Bit surface is reinforced in order to prevent erosion and prolong service life of the bit.
Middle or low density cutter arrangement and deep & wide junk slot design to satisfy requirement for fast drilling applications.
Applicable range of the bit is widened through utilization of technologies such as  impact resistant cutting structure and auxiliary cutters, etc
CFD hydraulic balance design.


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