| After-sales Service: | Yes |
|---|---|
| Warranty: | 6 Months |
| Certification: | ISO 9001:2015 |
| Standard: | GB/T2828.1-2003 |
| Surface Treatment: | Painting |
| Manufacturing Process: | Machining |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier Maxdrill Hot Sale Carbide R28 41mm Button Bit 8 Tips 
Diameter: 41mm
Thread: R28
Buttons: High-Spherical, Ballistic, Semi-ballistic
Applications: Drifting and Tunneling
We have different designs for various rock formations, longer service life to decrease use costs for users.
| Dia | Flushing hole(mm) | Buttons(mm) | Part No | |||
| mm | in | Front Size | Guage Size | Front Size | Guage Size | |
| 41 | 1 5/8 | 2x5.5 | 2x8 | 2x8 | 6x9 | 3041R2808-66 |
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
Suppliers with verified business licenses
Audited Supplier 
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