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91mm

91mm
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Name

NQ PDC core bit

Brand

FLEXIBLE

Size

¢56mm~¢203mm

Application

geological exploration, coalfield mining, water well drilling 

and water conservancy and hydropower, etc.


Applicable Strata

Soft and medium hard rocks, like Sandstone, Shale,

Limestone, Conglomerate, Mable, etc.(f≤12)


Features

About 10 times useful life than Carbide drill bit

About 4 times useful life than Diamond drill bit



How to Buy

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