Special grinding drilling bit
USD $800 - $3,000 /Piece
Min.Order:1 Piece
Beijing ALuoWeiEr S&T Development Co., Ltd.
1product name:diamond drilling bit
2The back cone and the teeth all surface is are hardfaced
3covered almost IADC code numbers
product name : diamond drilling bits
Cutting Structure
| High extension balling resistant cutting structure with forged teeth and self-sharpening tooth hardmetal for high penetration rates and long life in soft abrasive formations.
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Bearing Package
| Traditional ball and roller bearing, utilizing thrust buttons for axial bearing loads, gives reliable performance under a variety of rotary speeds and loads.
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Premium Hardfacing
| The tooth surfaces are fortified with premium, high-density tungsten carbide hardfacing applied by oxy-acetylene welding for superior wear resistance.
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Center Jet Nozzle
(feature)
| A fourth interchangeable jet is installed in the center of the bit to reduce bit balling or provide extra flow capacity. (Available only in 8 3⁄8" bits and larger.)
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