Rock Drilling Bits, Normal Chisel Bits, Cross Bits
Our cross bits diameters are from38mmto127mm, and different type are available, like R22,
R25,R32, R38, T38,T45,T51,ST58, ST68,etc
.
Feature
1. Excellent drilling penetration
2. Used in very hard or hardest rock formation
3. Adequate for various construction conditions
4. Strong corrosion resistance
Application
1.The cross bit is suitable for digging of very hard rock formation, hard formation and crack-grown formation.
2.All cross bits have to be reground at regular intervals to crush rock efficiently.
3.We choose different material and size for the cross bits in order to adapt the different rock formations and
working conditions.
Main technical paremeter
H25
| diameter | button(mm) | flushing holes | ||
| mm | inch | length*width*height | side | front |
| 35 | 1 3/8" | 13*8*12 | 4 | 1 |
| 38 | 1 1/2" | 14*8*12 | 4 | 1 |
| 41 | 1 21/32" | 15*8*12 | 4 | 1 |
| 45 | 1 49/64" | 17*8*12 | 4 | 1 |
| 48 | 1 57/64" | 17*8*14 | 4 | 1 |
| 51 | 2" | 19*10*16 | 4 | 1 |
| 57 | 2 1/4" | 22*10*16 | 4 | 1 |
| 64 | 1 33/64" | 24*10*16 | 4 | 1 |
| 76 | 3" | 29*12*20 | 4 | 1 |
R25/R28
| diameter | button(mm) | thread | |
| mm | inch | length*width*height | side |
| 35 | 1 3/8" | 14*8 | R25 |
| 38 | 1 1/2" | 14*8 | R25 |
| 41 | 1 5/8" | 14*8 | R25 |
| 43 | 1 11/16" | 14*8 | R25 |
| 38 | 1 1/2" | 14*8 | R28 |
| 43 | 1 11/16" | 14*8 | R28 |
| 45 | 2 3/4" | 14*8 | R28 |
R32
| diameter | button(mm) | thread | |
| mm | inch | length*width*height | side |
| 45 | 1 3/4" | 16*10 | R32 |
| 48 | 1 7/8" | 16*10 | R32 |
| 51 | 2 | 16*10 | R32 |
| 57 | 2 1/4" | 16*10 | R32 |
| 64 | 2 1/2" | 18*13 | R32 |
| 76 | 3 | 18*13 | R32 |
Our Factory
We are a leading manufacturer of drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Zhengzhou, Henan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.We have more than 50 sets of processing equipment to ensure the quality of our product, which has proved worthy by our client's recognition. And these equipments ensure large production capacity and adequate stock.We have all the small models in stock all year long and the bigger ones ready within 15-30 days.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.
Our Certificate
Our products has been authorized and certified by TUV and ISO9001: 2008. We guarantee the quality of the machines for one year after the trial run (excluding the wearing parts), but not exceeding 15 months from the date on which machines leave the factory.
FAQ(Frequently Asked Questions)
1. How to order the products?
Answer:
Send the inquiry with detail item description or with Model number.
If there is no packing demand we take it as sea-way packing.
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
2. About lead time and shipping time?
Answer :
The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement.
According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.
3.Can I expect a quality products?
Answer :
Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.