Three wing concave soft formation PDC scraper drill bit

Suitable for drilling in soft and medium soft formations, with fast mechanical drilling speed and high efficiency, especially suitable for drilling with large diameter holes.
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Three wing concave soft formation PDC scraper drill bit 6.5 inches

Suitable for drilling in soft and medium soft formations, with fast mechanical drilling speed and high efficiency, especially suitable for drilling with large diameter holes.
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Three wing concave soft formation PDC scraper drill bit 7.5 inches 190mm

Suitable for drilling in soft and medium soft formations, with fast mechanical drilling speed and high efficiency, especially suitable for drilling with large diameter holes.
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Three wing concave soft formation PDC scraper drill bit 200mm

Suitable for drilling in soft and medium soft formations, with fast mechanical drilling speed and high efficiency, especially suitable for drilling with large diameter holes.
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Three wing concave soft formation PDC scraper drill bit 146

Suitable for drilling in soft and medium soft formations, with fast mechanical drilling speed and high efficiency, especially suitable for drilling with large diameter holes.
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