Audited Supplier
Application
Three wing drill bit is suitable for drilling extremely soft, soft, medium hard formations. With advanced cutting and line cutting functions, the three wing drill bit is widely used in geological exploration, water wells, coal fields, subway and other fields.
Notes: We can also design and manufacturer various non-standard drill tools.
Size | Blades Qty | Shape | |
mm | inch | ||
75 | 2 15/16 | 3 | V(chevron) type, flat type, step type |
89 | 3 1/2 | 3 | V(chevron) type, flat type, step type |
118 | 4 5/8 | 3 or 4 | V(chevron) type, flat type, step type |
149 | 5 7/8 | 3 or 4 | V(chevron) type, flat type, step type |
158 | 6 1/4 | 3 or 4 | V(chevron) type, flat type, step type |
171 | 6 7/8 | 3 or 4 | V(chevron) type, flat type, step type |
200 | 7 7/8 | 3 or 4 | V(chevron) type, flat type, step type |
216 | 8 1/2 | 3 or 4 | V(chevron) type, flat type, step type |
251 | 9 7/8 | 3 or 4 | V(chevron) type, flat type, step type |
311 | 12 1/4 | 3 or 4 | V(chevron) type, flat type, step type |
403 | 15 | 3 or 4 | V(chevron) type, flat type, step type |
444 | 17 1/2 | 3 or 4 | V(chevron) type, flat type, step type |
Company Introduction
1. More than 20 years of experience
you need it, we will arrange a pick-up.
2.Top production team
The transportation and packaging will be packaged in international standards. If you have special packaging requirements, we will give you the most suitable solution.
3.Our Service
- New machine provides technical trair.
- Once anything goes wrong with the machine by normal using, our technical person must appear at the first time no matter where you are.
- When the machine should be maintained, you will receive the reminding from us.
- According to different geological conditions, we will recommend different construction plans for you
- Remind you which are wearing parts, so you can prepare enough.
- 24 hours respond to your quality problem.
FAQ
1, Are you trading company or manufacturer?
2, Are your products qualified?
Yes, our products all have gained ISO certificate,and we have specialized quality inspection department for checking every machine before leaving our factory.
3, How about your machine quality?
All of our machines hold the ISO, QC and TUV certificate, and each set of machine must pass a great number of strict testing in order to offer the best quality to our customers.
4, Do you have after service?
Yes, we have special service team which will offer you professional guidance. If you need, we can send our engineer to your worksite and provid the training for your staff.
5, What about the qaulity warranty?
We offer one-year quality warranty for machines' main body.
6, How long can you deliver the machine?
Generally, we can deliver the machine in 7 days.
