Product details
HEBEI CROSSING DRILL BIT MANUFACTURE
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Product description
8 1/2inch Single Cutter with Sealed bearing
roller bits for hard rock drilling.
Application:
Horizontal directional drilling
Construction/Piling work
Rotary excavating
The single roller cone is used to manufacture HDD rock reamer/hole opener or Core barrel with Roller Cone .
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HEBEI CROSSING DRILL BIT MANUFACTURE