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Features:
1. High and low air pressure down-the-hole drill bits
2. Low air pressure holeDia.: 65-220mm
3. High air pressure hole Dia.: 85-305mm
4. Face type: Drop center/concave/convex/double gauge/flat
5. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
6. Inch available: 3", 4", 5", 6", 8", 12", etc...
Introduction of BESTLINK.
DTH bit is our company main product. After mang 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.
If you interested in our product please contact freely.
More details:
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:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality
High air pressure DTH Bits | ||||
DTH Drill Bit | Bit Dia.(mm) | Gauge Buttons | Front Buttons | Weight (Kg) |
HD35 (IR35,Cop34) | 85 | 6×Φ13 | 4×Φ12 | 4.2 |
90 | 6×Φ14 | 4×Φ12 | 4.5 | |
95 | 6×Φ14 | 4×Φ13 | 4.8 | |
100 | 8×Φ12 | 6×Φ12 | 5.0 | |
105 | 8×Φ13 | 6×Φ12 | 5.5 | |
HD45 (DHD340A ,Cop44) | 105 | 6×Φ14 | 5×Φ13 | 8.5 |
110 | 7×Φ14 | 6×Φ13 | 8.8 | |
115 | 8×Φ14 | 7×Φ13 | 9.0 | |
120 | 8×Φ14 | 8×Φ13 | 9.8 | |
127 | 9×Φ14 | 9×Φ14 | 11.0 | |
HD55 (DHD350R ,Cop54) | 133 | 7×Φ16 | 6×Φ14 | 16 |
140 | 8×Φ16 | 7×Φ14 | 16.5 | |
146 | 8×Φ14 | 8×Φ14 | 17 | |
152 | 8×Φ14 | 7×Φ16 | 17.5 | |
165 | 8×Φ14 | 8×Φ16 | 18.5 | |
| 2.5" DTH BIT | D=76mm | CWG76 | |
| 80mm | |||
| 3.5" DTH BIT | D=90mm | ||
| 95mm | DHD3.5 | ||
| 100mm | |||
| 105mm | |||
| 4" DTH BIT | D=105mm | ||
| 108mm | DHD340A | ||
| 115mm | Mission40 | ||
| 120mm | COP44 | ||
| 125mm | |||
| 130mm | |||
| D=105mm | TD40 | ||
| 108mm | |||
| 115mm | |||
| 120mm | |||
| 125mm | |||
| 130mm | |||
| 5" DTH BIT | D=133mm | DHD350R | |
| 140mm | COP54 | ||
| 148mm | QL50 | ||
| 152mm | Mission50 | ||
| 6" DTH BIT | D=152mm | ||
| 155mm | |||
| 165mm | |||
| 171mm | Mission60 | ||
| 178mm | QL60 | ||
| 190mm | |||
| 203mm | |||
| 219mm | |||
| 254mm | |||
| 8" DTH BIT | D=194mm | ||
| 200mm | |||
| 203mm | |||
| 216mm | |||
| 219mm | DHD380 | ||
| 222mm | COP84 | ||
| 235mm | QL80 | ||
| 254mm | Mission80 | ||
| 270mm | |||
| 305mm | |||
| 311mm | |||
| 325mm | |||
| 350mm |
Photos:
