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full lock kelly bar

Interlocking,Friction,Full interlocking,Combined Kelly Bar are optional
Application for Bauer, Soilmec,Casagrande,Sany,XCMG, Liebherr,Mait,IMT,Sunward,Zoomlion ect
15+ years history
200+ good feedback
1 year or 2000 working hours warranty

keyword：

Kelly drilling

Kelly system

piling rig kelly bar

Drilling Rig Kelly Bar Manufacturer from China

Classification：

Drilling Kelly Bar

Hard rock mass (granite)

Weak rock mass

Loose soil (sand, clay)

Tel：

+86-15273167776

E-mail：

sales@unicorndrill.com

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full lock kelly bar

Products details

Full-interlocking Kelly bar is composed of three weld-on ribs with continuous concave and convex keys During the drilling process, the downward thrust is transmitted to drill bucket directly by rotation power of Rotary head inner ribs and Kelly bar outer ribs at any time .
This type of Kelly bar is the best one of transferring pressure at present , especially for hard ground and frozen oil layer construction. In the drilling process , every continuous steps can form pressure point to reduce wear and tear of local pressurization key lines, also to avoid the stick problem that Kelly pipe is deformation always in a part pressurization.
Our full locking kelly bar is one hot selling type for customers to choose.

Parameters

*Other size can be tailor-made as requirement
Warranty :One year or 2000 working hours

Features

Delivery & Packaging

Feedback

Workshop

Kelly Bar Ribs

Unicorn Drill Combined KellyBar

1

Tel： +86-731-86800281

Whatsapp：+86-15273167776
Mailbox：sales@unicorndrill.com

Headquarters: Building 12, Phase I, China Resources Land Plaza, No. 266 Dongliu Road, Xingsha Economic Development Zone, Changsha City, Hunan Province, China

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