buying the used tricone bit and PDC bit ,under good condition

we are buying the used tricone bit and PDC bit from all over the world,the more the better ,It is best to full 1-3 containers .if you have storage, please contact with me ,

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buying the used tricone bit and PDC bit ,under good condition

we are buying the used tricone bit and PDC bit from all over the world,the more the better ,It is best to full 1-3 containers .if you have storage,...