High quality Kelly bar damping springs Rubber Compression Springs

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

Our advantage:

1. Competitive price.
2. Continuance service and support.
3. Rich experienced skilled workers.

3D diagram of spring

Product details

factory photo

Packaging and Shipping

Exhibition

patent certificate

construction site

Welcome Contact Us

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Beijing Jietaihongli Technology Co., Ltd., founded in 2004, headquartered in Beijing, branch factory in Shouguang, Shandong. The company is mainly engaged in the production and sales of rotary piling kelly bars , drilling tools, rotary piling rig overhaul, rig sales and accessories supply.

Beijing Jietai Haoli Technology Development Co., Ltd. is one comprehensive enterprise that produces and sells rotary drilling kelly bars ,drilling tools,piling rigs spares and piling rig maintenance.The company established in 2004. The founder has been engaged in after-sales service of drilling rigs and kelly bars such as IMT, SOIMEC, BAWER, and MAIT before the establishment of the company. During this period he accumulated rich experience in kelly bar manufacture and maintenance.The company focused on the research, development and production of kelly bars after establishment. The main kelly bars produced include frictional kelly bars ,interlocking kelly bars and square kelly bars.