Oilfield API MD Pin & Square Drive Bushing
Pin and square drive bushings:
1. Drive: square and pin
2.API Spec.7K
3. Used for 17 1/2 "~ 49 1/2" rotary table
1, the string can be pulled out or released during rotation;
2. Because of its overall structure, it cannot fly out and hurt you.
3, the bushing is easy to install into the main bushing, keep good centering;
4, Kelly and roller contact for rolling contact, friction is small, the weight of the drill is accurate;
5.Kelly wear less, long life.
Pin and square drive bushings:
1. Drive: square and pin
2.API Spec.7K
3. Used for 17 1/2 "~ 49 1/2" rotary table
1, the string can be pulled out or released during rotation;
2. Because of its overall structure, it cannot fly out and hurt you.
3, the bushing is easy to install into the main bushing, keep good centering;
4, Kelly and roller contact for rolling contact, friction is small, the weight of the drill is accurate;
5.Kelly wear less, long life.
Packaging
After Sales Warranty
Pin and square drive bushings:
1. Drive: square and pin
2.API Spec.7K
3. Used for 17 1/2 "~ 49 1/2" rotary table
1, the string can be pulled out or released during rotation;
2. Because of its overall structure, it cannot fly out and hurt you.
3, the bushing is easy to install into the main bushing, keep good centering;
4, Kelly and roller contact for rolling contact, friction is small, the weight of the drill is accurate;
5.Kelly wear less, long life.
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