Results forkellyway roller cone drill bitfrom 3 Products.
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Reliable Bore Hole Drill Bit Roller Bit for Rotary Drilling Tools Core Barrel in Bored Piles 1.Cutting Structure The wear-resistance of the teeth is enhanced with premium tungsten ...
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Forging Processing Steel Tooth Rotary Bits, Single Roller Cutters For Core Barrel Roller bits are tools for boring into rock and earth. They are used to drill blasting holes and ...
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Carbide Steel Material Single Cone Bit Roller Bits Rock Drilling Tools For Machines :The products adapt to the machine with all the performance features such as a high feed rate, a ...
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