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6 1/2"(165.1mm)Pilot Bit IADC637G Metal-face Sealed Bearing

6 1/2"(165.1mm)Pilot Bit IADC637G Metal-face Sealed Bearing

keyword:

pilot bits pdc roller bit

Classification:

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Introduce

Specifications
Diameter 6 1/2"
Bearing Type Metal-face Sealed Bearing
Tooth Type TCI
Circulation Type Mud Fluid
Thread Connection 3 1/2 Reg Pin
Gauge Protection Available
Shirttail Protection Available
Operating Parameters
RPM(r/min)
180~40
WOB(KN)
76~167
Formations
Hard formations with high compressivestrength, such as hard shale, limestone,
sandstone, dolomite, hard gypsum, chert, granite, etc.

In hard rocks drilling, working life of pilot tricone bits is very important to guarantee crossing fisnished at one time. Metal sealed bearing tricone bits is the only one choice to drill very hard and very long rocks crossing.

 

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