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Rock bit 617

Rock bit 617

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Ruibang Petroleum Drilling Bits Co., Ltd.

Ruibang Petroleum Drilling Bits Co., Ltd.

China

Miembro Básico

Persona de contacto Mr. eathen

11, yantai, Other

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Description

rock bit  API *******9
**7
Soft formations Steel  Bit
Rubber sealed bits are sealed by special type "O". In the condition of the normal rotary speed, they can stand high bit pressure. The bore surface of the cone has been treated with special technique in order to improve sliding motion of the bearing. And every performance is improved greatly.

**7, **7
Soft - medium hard formations Steel  Bit
Rubber sealed bits are sealed by special type "O". In the condition of the normal rotary speed, they can stand high bit pressure. The bore surface of the cone has been treated with special technique in order to improve sliding motion of the bearing. And every performance is improved greatly.

No. Product line Type IADC REG CBM
1 RB 7 7/8 XXX 7 7/8" **7, **7 4 1/2" **0X**0X**0
2 RB 8 1/2 XXX 8 1/2" **7, **7, **7 4 1/2" **0X**0X**0
3 RB 8 3/4 XXX 8 3/4" **7, **7, **7 4 1/2" **0X**0X**0

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