Maxdrill Roller Cone Bit Factory Direct Sale Tricone Bit for Well Drilling

MAXDRILL ROCK TOOLS CO.,LTD
Maxdrill Roller Cone Bit factory direct sale Tricone Bit for Well Drilling 

Bit Diameter: 229mm

Pin Connection: 4 ½"API

Applications: Drifting and Tunneling

We have different designs for various rock formations, longer service life to decrease use costs for users.

The information you may like to know before order:

1. Methods of Payment:

  T/T (Telegraphic Transfer) or Western Union or L/C at sight

2. Handling time for an order

  Based on order quantity, normally it takes 25 days for production.

  Only 2 or 3 days if we have stock on your request size.

3. Shipping way

  Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air

  Bulk order: we suggest by air or by sea.

4. Quality Control

  We have our own experienced QC.

  There will be strict inspection and testing for every order before shipping out.

5. After Services:

  a. Our sales team will response for your question within 24 hours (Holidays Excluded)

  b. Technical Support will be available in any time

  c. Free replacement will provide once the failure confirmed caused by our product quality