OD400 H410 Kelly Bar Tool ISO Drilling Rig Damping Spring For 406 /440 Kelly Bar

 Beijing Jietaihongli Technology Co.,Ltd

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)

Over the years we focus on research and development of the production of kelly bars, drill tools, with complete kelly bars fabriction and testing equipments, as well as we own professional research , design, sales and after-sales service team. Our company has a number of self-developed patented products, matched with domestic and abroad brands such as SANY, CRRC, XCMG, Bauer, Soilmec, IMT and other brand rigs , exported to Southeast Asia, the United States, Russia, the Middle East and other countries.

We are manufacturer fro piling rig kelly bars and spares for more than 17 years old.

We have two stocks located in Beijing and Shandong ,we can supply timely service.

OD400Kelly Bar Tool

H410 Kelly Bar Tool

ISO Drilling Rig Damping spring

OD400 H410 Kelly Bar Tool ISO Drilling Rig Damping Spring For 406 /440 Kelly Bar Images