Maxdrill Hot Sale Rock Drilling Thread Button Bit St58-102mm Drop Center Spherical

• Customized: Customized
• Button Bit Design: Flat Face, Drop Centre, Normal and Retrac Body.
• Tungsten Carbide (Buttons): Spherical, Ballistic and Conical
• Applications: Drifting and Tunneling
• Length of Drill Rod: 1830mm-5530mm (mm and Mf)
• Color: Red
• Model NO.: 30102ST5814D-66
• Thread: St58
• Diameter: 102mm
• Transport Package: Standard Package by Wooden Case or Customized by Y
• Specification: 4.7
• Trademark: maxdrill
• Origin: China
• HS Code: 82071300
• Production Capacity: 10000PCS/Month

Product Description

MAXDRILL ROCK TOOLS CO.,LTD 
Maxdrill Hot Sale Rock Drilling Thread Button Bit St58-102mm drop center Spherical

     


 

Bit Diameter: 89mm-102mm

Length of drill rod: 1830mm-5530mm (MM and MF)

Button bit design: Flat face, drop centre, Normal and Retrac body.

Tungsten carbide (Buttons): Spherical, Ballistic and Conical.

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