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Quick Details

  • Place of Origin: Hunan, China (Mainland)
  • Brand Name: Zhongwei
  • Model Number: ZWYLT-1800
  • OEM: Yes
  • Name: Core barrel with roller cone bits,core barrel/rock barrel
  • Uesd: Fundation/bridge construction/Piling rig parts
  • Application: CE, ISO, CNAS, GS, CQC, IAF
  • Diameter:: 500mm-3000mm
  • Main application: Hard rock/reinforced concrete
  • Error range: 3-5mm
  • Material: 16Mn/Steel/
  • Origin: China ,made in China, Made in China mainland

Packaging & Delivery

Packaging Details Iron stand with film membrane
Delivery Time According to the quantity


Product Description

  Best quality core barrel with rolle bits for drilling piling rig parts 





core barrel are used for drilling in cohesive and non-cohesive soil below groundwater level. Digga’s drilling buckets are suitable for breaking and ripping hard soil up to medium hard rock. Digga Drilling Buckets boast a heavy duty construction and come fitted with a Kelly Box (drive hub) to suit your machine. Its design allows for a manual hand-operated, or automatic opening mechanism to be fitted (for emptying)- For drill rigs fitted with striker plate.


  • Heavy duty construction with provision for reamer bars
  • Comes fitted with Kelly Box (drive hub) to suit your machine
  • 7 digging configurations from single start bladed to rock, as well as combination tooth solutions
  • Opening mechanism options include manual hand-operated
    or fully automatic (suits drill rigs with striker plate fitted)
  • Base options include swivel and valve style 
  • Specialised buckets including rock and earth available
  • Other tooth options available upon request



 Our Service:

--- OEM or customized products

--- Track the production

--- Arrange for inspection if needed

--- Take photos before delivery

--- Arrange for customs clearance

--- Track the shipment

--- Send related files to customers

--- Track quality problems if any

--- Collect suggestions from customers



1. Good raw material.
2. Long wearing life.
3. Customized products.
4. Fast delivery.


Packing and Shipping:


Company Information





Established in 2008, Xiangtan Zhongwei Heavy Industry Co., Ltd. is an advanced technological company that specializes in the R&D, manufacture and sales of various drilling tools, attachments and spare parts.

Our main products include kelly bars, drilling buckets, augers, core barrels, drilling teeth and holders, cutting bits, steel wire ropes for drilling rigs and cranes, lift units, hydraulic motors and speed reducers. These products are acknowledged for their durability, robust construction, corrosion resistance and easy operations.

With a group of engineers and skilled workers with years of experience in engineering and construction design, our products are widely recognized and trusted by users. In the domestic market, we are the main supplier for Sany, XCMG, ZOOMLION, YUTONG, SUNWARD, FOTON and OSAINT. In addition, our products are widely exported to Turkey, Mexico, Russia, Canada, the Middle East, Africa,etc.

Welcome customers from all over the world!














1. Are you a manufacturer?

    Yes, we are a professional drilling rig parts manufacturer.

2. How do you control the quality of your products?

    First, we use good raw material;

    Second, we have strict quality controlling system;

    Third, we promise good quality and after-sales service.

3. Can you produce according to special requirement?

    Yes, we produce customized products.

Send your inquiry details in the below for future information, click Send now!

Contact us:

Mobile: 86-18873230033, 86-18973230067

Phone: 86-0731-58535812

Fax: 86-0731-58535989

Skype: sasayin19880915


Your Satisfaction is our ultimategoal! 



For more information, please visit: 



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China (Mainland) | Manufacturer, Trading Company
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3 Transactions 20,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $38,000
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