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hunan feiray composite material co.,ltd.

All Products >> coposite material

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pdc drill bit
pdc drill bit
Specification: 75-6y 94-6y 113-8y 133-12y 153-14y
Detail: PDC drill bit use PDC cutters as cutting accessory, which is applicable for drilling soft, Midium hard rocks. It can reduce need for hoisting drill bit so that it have the high drilling efficiency, and it have a long useful l...
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