3'' 4'' 5'' 6'' 8'' 10'' High Quality Down The Hole Dth Drill Bits
For DTH Drilling
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.
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.
Five basic designs are avaliable: Convex, Flat front, Drop Center
Bit, Concave, and Double Gauge Face.
These are designed for specific applications for all rock types,
hardness's and conditions.
DTH Button Bit Products Parameters:
1. high and low air pressure down-the-hole drill bits
2. Low air pressure hole Dia.:65-220mm
3. High air pressure hole Dia.:85-305mm
4. Face type: drop center bit/concave face/convex face/double gauge
face/flat face bit
5. Carbide button shape: domed/round button
parabolic/semi-ballistic button ballistic button sharp button flat
button
6. Drill rock type: Granite, Marble, Limestone, Basalt, ect.
7. Project types: Blast holes, Quarry , Anchoring, Infrastructure,
Geothermal holes, Well drilling,ect.
Specification
| Drill Bit Series | Bit Dia (mm) | Gauge Buttons | Front Buttons | Weight(Kg) |
| Cop32 | 85 | 6×φ14 | 4×φ12 | 4.2 |
| 90 | 6×φ14 | 5×φ12 | 4.5 |
| 95 | 7×φ14 | 5×φ12 | 4.7 |
| 100 | 8×φ14 | 6×φ12 | 5 |
| 105 | 8×φ14 | 6×φ13 | 5.3 |
| HD35(IR3.5, Cop34) | 85 | 6×φ14 | 4×φ12 | 4.2 |
| 90 | 6×φ14 | 5×φ12 | 4.5 |
| 95 | 7×φ14 | 5×φ12 | 4.8 |
| 100 | 8×φ14 | 6×φ12 | 5 |
| 105 | 8×φ14 | 6×φ13 | 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 |
| 120 | 8×φ14 | 8×φ13 | 9.8 |
| 127 | 9×φ14 | 9×φ14 | 11 |
| HD55(DHD350R, Cop54) | 133 | 7×φ16 | 6×φ14 | 16 |
| 140 | 8×φ16 | 7×φ14 | 16.5 |
| 146 | 8×φ16 | 8×φ14 | 17 |
| 152 | 8×φ16 | 7×φ16 | 17.5 |
| 165 | 8×φ16 | 8×φ16 | 18.5 |
| HD65(DHD360, Cop64) | 152 | 8×φ16 | 8×φ16 | 22 |
| 165 | 8×φ18 | 8×φ16 | 24 |
| 178 | 8×φ18 | 8×φ16 | 26 |
| 190 | 9×φ18 | 9×φ16 | 28 |
| 203 | 10×φ18 | 10×φ16 | 29.5 |
| HD85(DHD380, Cop84) | 195 | 9×φ18 | 9×φ18 | 34 |
| 203 | 10×φ18 | 10×φ18 | 36 |
| 216 | 12×φ18 | 12×φ18 | 45 |
| 254 | 12×φ18 | 20×φ18 | 58 |
| 305 | 12×φ18 | 30×φ18 | 75 |
About us
MIROC® Rock Drilling Tools are Rock Drilling Tools Brand by KSQ
Tecnologies (Beijing) Co. Ltd.
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical
know-how in development, production, and application. The company
has adopted advanced manufacturing processes to ensure high quality
steels and tungsten carbide inserts for its rock drilling
accessories. Its personnel understand clients’ drilling needs, and
have the service skills to recommend the right drilling tools for
the job. Its experienced product developers can also create custom
tools. Furthermore, the company’s development team introduces
innovative products each year – tools that are rigorously tested in
the field and proven
to perform beyond industry expectations.
MIROC® Rock Drilling and Ground Support Tools include:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
