160-1000mm M22 Thread Extension Bar Rod Diamond Core Drill Bits Concrete Stone
 

Specifications:

- Product Name: Water Drill Extension Rod

- Material: 45# Steel

- Colour: Silver (as pictured)

- Dimensions: (Optional) 160mm/200mm/233mm/310mm/400mm/500mm/1000mm

Applications:

-  Drilling or coring operations in reinforced concrete and brick walls

-  Air conditioning installation, pipe laying, road marking drilling

-  Drilling and coring operations for motorway and outdoor engineering projects.

Features:

- Compatible with most commercially available drill rigs for broader application

- Premium threaded socket interface facilitates drill bit attachment/detachment

- Precision steel tube body: High hardness minimises deformation, exceptional wear resistance

- Cutting edge: Thick grinding wheel ensures wear resistance and damage prevention, maintaining sharpness


Precautions:
-  Water must be used when operating water-cooled drills. Fixed or handheld drill rigs are recommended.
-  Before installing the drill bit, inspect the spindle for wobble and verify the condition of electrical components. Ensure the spindle is securely fastened and maintains concentricity during bit installation.


Note:
1. Actual product colours may vary slightly from website images due to monitor brightness and ambient lighting conditions.
2. Data may contain manual measurement discrepancies; your understanding is appreciated.

 
 
 
 
 
 
 
 
 
●Hello Dear Customer:we have been engaged in online sales of hardware fasteners for more than 10 years, if you need a large number of or customized hardware products, please contact us, we can provide good prices and better service.
● All products in our store are elaborately made. Please feel free to buy.
● If you are satisfied with the products, I expect you can leave us positive feedback.
● If you have any problems or be not satisfied with them, please feel free to contact us, we will reply to you within 24 hours.

● We accept multiple payment methods supported by the platform.
● We only accept your Ebay Address, Please Make sure it's 100% right.
● The items you ordered will be shipped out in 2 business days by Air Mail when your payment is clear.

● We care about our valued buyers, if you have any questions, our Customer Service staff will be very glad to help you. We try our best to reply to your emails as soon as  possible, however, due to the high volume of daily incoming emails and time zone difference, we may not be able to reply to your emails immediately. Please allow 12 business hours for us to respond.

●  Good quality. Buy with confidence!
●  If you are not satisfied when you receive your item, please return it within 7 days for a replacement or money back. Please contact me before you return it.
●  Full refund after we receive our original item, Note: Return shipping is to be paid by the Buyer.
●  We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately before you give us neutral or negative feedback, so that we can satisfactorily address your concerns.


●For the functional products in our shop, we make sure that the functions are the same as the description.
●About the product colour:Because of the different light and environment when the product is photographed, In a few instances the colour of the product may have a little colour difference with the actual colour of the product, I hope you can understand.
 
 
     
     
     
     
     
     
     
     
     
     
     

 

On Jan 21, 2026 at 08:15:27 PST, seller added the following information:

 

 
PushAuction