JZTG Friction Kelly Bar Drill Telescopic Tailor Made 4-5 Section

JZTG Friction Kelly Bar Drill Telescopic Tailor Made 4-5 Section

Changsha Golden Drilling Machinery co.,ltd is a leader in design,manufacturing and selling of Kelly bar for construction rotary drilling rigs in China & Overseas. Our JZTG brand Kelly bars may be made in friction type and interlocking type, in 3, 4, 5 or 6 elements for all types of foundation rotary drilling rig-sin the market.

We can also supply our worldwide customers with Kelly bars that are ideally tailored to your needs with the highest quality and competitive price. We are confident we would be a vital business partner to your construction drilling needs.

1. Parameter for Kelly Bar

2. Product main features:

(1) The kelly bar is imported from Germany or adomestic high strength seamless steel pipe manufacture.

(2) All kelly bars are available as friction and interlocking version.

(3) High strength steel tube material is picked and heat-treated to arrange production.

(4) Special toolings are set up to ensure the straightness of tubes during welding process

Changsha Golden Drilling Machinery Co., Ltd. Was founded in the central city of the capital of construction machinery - Changsha, Hunan in 2008 .Our Main Products : Rotary drilling rig & Drill pipe, Rotary drilling bit、Tooth、Pick wire rope、Pipe、Casing and other accessories. It is a high-tech enterprise specialized in the design, production and sales of rotary drilling tools.

We have own a modern processing workshop 4000 square meters and various large-scale processing equipment  and robot welding workshop . We has been got the international ISO9001 quality system certification、ISO14001 environmental system certification、ISO18001 safety management system certification。Also the producing line has implemented the 7S management specification and office execution ERP management system. We are a supporting supplier for major domestic manufacturers and also as a Internationally designated supplier.And We are a leading manufacturer of rotary drilling tools in China. We has Established offices in Guizhou、Yunnan、Guangdong、Guangxi and other provinces or cities. Also our products has been exported to Japan、Russia、Indonesia、Brazil、Vietnam、Cambodia、Singapore、Europe and other countries and regions.

We continues to develop under the leadership of a group with young and hard-working teams.Our principle of cooperation as "reputation first, mutual benefit and common development",

And the service oriented as "Gold service, diamond quality", And the purpose as "Create value for customers" .“ Future looking forward our all Golden Drilling People Create more value