High Quality Damping Spring for Interlocking Or Frictional Kelly Bar

kelly damping spring 

Damping spring is the accessories of the kelly bar parts. the function is to protect the kelly bar and damping , the material is 60Si2Mn .
It is easy to break during using kelly bar .Different kelly bar is matched different Model

Product details

factory photo

 

Packaging and Shipping

Exhibition

 

 

 

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Cathy Lee

 

https://api.whatsapp.com/send?phone=8613311085686

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