KSQ Technologies (Beijing) Co. Ltd
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Delivery Time | 5-15 Working Days |
| Packaging Details | Carton Box or Wooden Box |
| Name | 8 inch DTH Drill Bits |
| Material | Steel and Tungsten Carbide |
| Processing Type | Forging |
| Use | Mining Quarry Well Drilling |
| Usage | Down the Hole Drilling |
| Face type | Concave / Convex / Flat Face |
| Button type | Ballistic ,Spherical |
| Bit Diameter | 200mm-290mm |
| Brand Name | MIROC by KSQ |
| Model Number | 8 inch drill bit |
| Certification | ISO9001, API |
| Place of Origin | China (Mainland) |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Delivery Time | 5-15 Working Days |
| Packaging Details | Carton Box or Wooden Box | Name | 8 inch DTH Drill Bits |
| Material | Steel and Tungsten Carbide | Processing Type | Forging |
| Use | Mining Quarry Well Drilling | Usage | Down the Hole Drilling |
| Face type | Concave / Convex / Flat Face | Button type | Ballistic ,Spherical |
| Bit Diameter | 200mm-290mm | Brand Name | MIROC by KSQ |
| Model Number | 8 inch drill bit | Certification | ISO9001, API |
| Place of Origin | China (Mainland) | ||
| High Light | dth button bits ，down the hole drill bits | ||
8 inch DTH Drill Bits High Pressure 290mm Down The Hole drill bit for DTH Hammer
Product Description
The DTH bit is the tool cutting rock. Miroc DTH bit for mining is made of superior quality alloy steel .Besides, all our DTH bit is using best quality carbides. In addition art manufacturing technology makes our DTH bit for mining is with higher and more reliable quality.
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 CIR,DHD, Mission, COP, IR, SD, etc.
Our DTH hammer and bits are compatible with CIR, DHD, QL,SD,Mission, etc. series of Atlas and etc. They are with high efficiency, low failure rate and long service life. They are with high efficiency, low failure rate and long service life, which can realize efficient and economical drilling even for all kinds of high hardness, high abrasive rocks and other harsh conditions.
Products Parameters
| Product | 8 inch DTH button bit |
| Air pressure | high |
| Diameter | 290mm |
| Face type | Concave face |
| Carbide button shape | Spherical |
| Drill rock type | |
| Blast holes,/Quarry/Anchoring/Infrastructure/Geothermal holesWell drilling,ect. |
Specification of other DTH Bits:
| Drill Bit | Bit Dia.(mm) | NO.Air Holes | Gauge Buttons | Front Buttons | Weight(Kg) | Part No. |
| HD85 (DHD380,Cop84) | 195 | 3 | 9×φ18 | 9×φ18 | 34.0 | HD85—195 |
| 203 | 2 | 10×φ18 | 10×φ18 | 36.0 | HD85—203 | |
| 216 | 3 | 12×φ18 | 12×φ18 | 45.0 | HD85—216 | |
| 254 | 3 | 12×φ18 | 20×φ18 | 58.0 | HD85—254 | |
| 305 | 4 | 12×φ18 | 30×φ18 | 75.0 | HD85—305 | |
| SD8 | 195 | 3 | 9×φ18 | 9×φ18 | 33.0 | SD8—195 |
| 203 | 3 | 10×φ18 | 10×φ18 | 37.0 | SD8—203 | |
| 216 | 4 | 12×φ18 | 12×φ18 | 42.0 | SD8—216 | |
| 254 | 4 | 12×φ18 | 20×φ18 | 53.0 | SD8—254 | |
| 305 | 4 | 12×φ18 | 30×φ18 | 80.0 | SD8—305 | |
| QL80 | 195 | 3 | 9×φ18 | 9×φ18 | 33.0 | QL80—195 |
| 203 | 3 | 10×φ18 | 10×φ18 | 37.5 | QL80—203 | |
| 216 | 4 | 12×φ18 | 12×φ18 | 42.0 | QL80—216 | |
| 254 | 4 | 12×φ18 | 20×φ18 | 54.0 | QL80—254 | |
| 305 | 4 | 12×φ18 | 30×φ18 | 82.0 | QL80—305 | |
| Mission80 | 195 | 3 | 9×φ18 | 9×φ18 | — | M80—195 |
| 203 | 3 | 10×φ18 | 10×φ18 | — | M80—203 | |
| 216 | 4 | 12×φ18 | 12×φ18 | — | M80—216 | |
| 254 | 4 | 12×φ18 | 20×φ18 | — | M80—254 | |
| 305 | 4 | 12×φ18 | 30×φ18 | — | M80—305 |
How to order
Shank Type + Diameter + Face Design + Button Configuration
Company Information
The MIROC® Rock Drilling Tools product line by KSQ Technologies (Beijing) Co.Ltd. is the result of years of advanced engineering, precision manufacturing, and dedication to the use of high-quality materials. Rock Drilling Tools are used by many drilling professionals related to mining, construction, tunneling, and quarrying projects around the globe.
MIROC® Rock Drilling and Ground Support Tools include:
1. Low pressure DTH Hammer
2. Medium pressure DTH Hammer
3. High pressure DTH Hammer
4. DTH Drill bit
5. DTH Drill pipe
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2010
Total Annual:
4000000-6000000
Employee Number:
50~100
Ecer Certification：
Active Member
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical know-how in development, prodcution, and application. The company has adopted advanced manafacturing processes to ensure high quality steels and tungsten carbide inserts for its rock drilling accessories. Its... KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical know-how in development, prodcution, and application. The company has adopted advanced manafacturing processes to ensure high quality steels and tungsten carbide inserts for its rock drilling accessories. Its...
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