| Customization: | Available |
|---|---|
| After-sales Service: | Provided |
| Warranty: | 1 Year or 2000hours |
Suppliers with verified business licenses
Spiral drill collar with elevator and slip groove
The utility model relates to a spiral drill collar with elevator groove and slip groove. The elevator groove or slip groove is machined on the drill collar body according to the dimensions of the drill collar slip groove, elevator groove and elevator inner hole in table 21 of API Spec 7-1. The purpose is to provide a process groove for the drill collar to cooperate with the elevator and slip tools during tripping.
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