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12 1/4' Mining Rock Drill Bits IADC732 for Hard Formation

China 12 1/4′′ Mining Rock Drill Bits IADC732 for Hard Formation, Find details about China 12 1/4′′ Mining Rock Drill Bits, Mining Rock Drill Bits from 12 1/4′′ Mining Rock Drill Bits IADC732 for Hard Formation

Model NO.
mining rock drill bit IADC732
Drill Bit Type
Air Mining Rock Drill Bit
Tooth Type
Conical Shape Tooth
Bearing Type
Sealed Bearing
IADC
732
Circulation Type
Jet Air
Size
12 1/4′′ (311mm)
Pin Connection
6 5/8′′ API
Weight on Bit
0.6~1.1 Kn/Mm
Rotary Speed
90~60 Rpm
Air Back Pressure
0.2~0.4 MPa
Trademark
Huanyu
Specification
API
Origin
Hejian, China
HS Code
820719

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