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" found 2 Products from Cangzhou Great Drill Bit Co.,Ltd, United States

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17 1/2PDC Bit Rock Bit

17 1/2PDC Bit Rock Bit
Advanced tungsten carbide material matrix body 20% improvement in erosion resistant than precious matrix bit Less cutting structure less and bit body damage Provide multiple advantages in interbeded ...

9 7/8High Quality Cone Bit Cutter for Core Barrel/Rock Reamers

9 7/8High Quality Cone Bit Cutter for Core Barrel/Rock Reamers
1.Hybrid cutter design,special for foundation work, to improve the abrasive resistance of bits.52 pieces tungsten carbide cutters,7 rows, to reach the full bottom hole coverage. 2.Full coverage ...
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