High quality Kelly bar damping springs Rubber Compression Springs
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- kelly damping spring
Different kelly bar is matched different Model, such as -
45*330*400 |
55*390*400 |
50*400*410 |
55*420*420 |
70*480*480 |
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Our advantage:
1. Competitive price.
2. Continuance service and support.
3. Rich experienced skilled workers.
- 3D diagram of spring

- Product details

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factory photo
Packaging and Shipping
Exhibition
patent certificate
construction site
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Welcome Contact Us

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After clicking on the link on the phone you can use Whatsapp to contact me directly.We can discuss more details in there .