Small Size Low Air Pressure Borehole Drilling Bits BR3 90mm DTH Bits
Sollroc rock drilling tools manufacturer produces a various range of DTH hammer bits with DHD shanks type for a wide range of hole sizes, which have been designed to match all conceivable applications for water well industries, mining and construction.
DTH bit is our company main product. After many years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.
BR3 DTH Hammer Bits
| 3" shank Bits | Bit Dia(mm) | Bit Dia(inch) | Air Hose | Guage buttons | Front buttons | Part No |
| BR3 Bits | 90 | 3 1/2" | 2 | 6×φ14 | 4×φ12 | HD35-90 |
Products Photos:
How to choose the suitable head face of the DTH drill bit?
- Concave:
Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.
2. Convex:
Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.
3. Flat:
Suitable for special hard formation stratum, especially for fracture, crack spacing and complex formation drilling effect is very good, has the good perpendicularity of the borehole.
Advantages:
Compared with the oversea brands, our advantages are bellowing:
a. Our products can match over 95% against the original products
b. Price are competitive against the famous brands and best quality against the small factory
The information about dth drill bit you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 20 days for production.
in 3 working days after receiving the advance payment
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
b. Technical Support will be available in any time
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Small Size DTH Drill Bits Low Air Pressure Borehole Drilling Bits BR3 90mm Images
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