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BIT FACE SELECTION
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CONCAVE
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- Suitable for drilling in all formations.
- Cone shaped depression in the face has centering effect for straighter holes.
- Well suited for soft to medium formations.
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FLAT
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- Face slots help eliminate bit plugging in softer zones.
- More carbide to surface contact for better rock fracture.
- Well suited for medium to hard formations.
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CONVEX
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- Fast penetration rates.
- Face design allows for increased body support for gage carbide.
- Well suited for hard and abrasive formations.
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