| Customization: | Available |
|---|---|
| Certification: | CE |
| Surface Treatment: | Spray-Paint |
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Advantages :
1. Out of the trouble of foot valve fracture and expansion and contraction.
2. lower energy consumption and higher impact frequency.
The drilling speed is 15%-30% higher than the one with foot valve.
3. Simple structure, reliable parts, long life, easy and cheap maintenance.
4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.
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