120m Friction Kelly Bar For Drilling Rig Construction Piling Hole
Price:
USD150000-USD200000
MOQ:
1 set
Delivery Time:
5-8 work days
Brand:
JTHL
Product Description
JTHL Friction Kelly Bar For Drilling Rig Construction Piling Hole
| OEM/ODM | Both |
| Material | Q345B /Q460D / 35CrMo With Special Heat Treatment /27SiMn |
| Manufacture Process | Robot Welding ,Gas Shielded welding , Manual DC Welding |
| Tailored | Round /Square |
product details
patent certificate
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Company
Beijing Jietaihongli Technology Co., Ltd.
Location
1903, Building 3, No. 10 Yard, Ronghua South Road, Beijing Economic and Technological Development Zone
Contact Person
Manager