| Customized: | Customized |
|---|---|
| Standard: | API |
| Material: | High Carbon Steel |
| Usage: | Well Drilling |
| API: | API 7-1 |
| Tooth: | Triangular Tooth and Taper Tooth |
| Samples: |
Customized, Please consult us before ordering.
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|---|
| Customization: |
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