Rotary Drilling Rig Founadation Kelly Bar Tool Damping Spring 410mm 70KGS

damping spring

We can provide you with different sizes of kelly damping springs according to your needs,
we have much experience in filed of kelly bar, so we are very special in the spare parts. 

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 ,such as :

45*330*400

55*390*400

50*400*410

55*420*420

70*480*480 .etc

Can supply spring based on kelly bar size or customized type.

(as different machine)

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Cathy Lee

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