KSQ Technologies (Beijing) Co. Ltd
| Payment Terms | L/C,D/A,D/P,T/T,Western Union |
| Supply Ability | 3000 |
| Delivery Time | 20-30 |
| Packaging Details | Wooden cases |
| Model NO. | SD12 |
| Manufacturing Process | Forging |
| Material | Alloy Steel |
| Face Shape | Flat ,Concave,Convex |
| Button Shape | Ballistic, Spherical, Semi-Ballistic |
| Shank | SD12 |
| Application | Mining, Quarry, Water Well Drilling, Foundation |
| Rock Formation | Limestone, Granite, Basalt etc |
| Color | on Request |
| Condition | 100% New |
| Brand Name | MIROC |
| Model Number | SD12 |
| Certification | ISO |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union | Supply Ability | 3000 |
| Delivery Time | 20-30 | Packaging Details | Wooden cases |
| Model NO. | SD12 | Manufacturing Process | Forging |
| Material | Alloy Steel | Face Shape | Flat ,Concave,Convex |
| Button Shape | Ballistic, Spherical, Semi-Ballistic | Shank | SD12 |
| Application | Mining, Quarry, Water Well Drilling, Foundation | Rock Formation | Limestone, Granite, Basalt etc |
| Color | on Request | Condition | 100% New |
| Brand Name | MIROC | Model Number | SD12 |
| Certification | ISO | Place of Origin | CHINA |
| High Light | 12 inch DTH drill bit ，mining DTH button bit ，large hole well drilling bit | ||
Professional 12-inch DTH (Down-The-Hole) drill bit designed for 305-500mm well drilling applications in demanding mining and construction environments.
Engineered for high-pressure drilling operations, our 12-inch DTH drill bits deliver consistent penetration rates even in deep holes. Direct piston-to-bit contact minimizes energy loss, ensuring efficient rock fragmentation across long borehole lengths.
| Face Type | Best Rock Conditions | Key Benefit |
|---|---|---|
| Flat Face | All conditions, especially fractured/fissured rocks & changing formations | Reliable, alternative design |
| Concave | All conditions, especially deep hole drilling | Inverted pilot improves hole alignment |
| Convex | All conditions, especially hard abrasive rock | Balances fast drilling with long service life |
| Head Shape | Head Diameter (mm) | Shank Length (mm) | Spline | Port holes | Button Type | Gauge Buttons | Front buttons | Weight (Kg) |
|---|---|---|---|---|---|---|---|---|
| Convex-Concave Face | 305 | 470 | 8 | 3 | Spherical | 15XΦ20 | 27XΦ18+8XΦ16 | 146.5 |
| Convex-Concave Face | 311 | 470 | 8 | 3 | Spherical | 15XΦ20 | 27XΦ18+8XΦ16 | 147 |
| Convex-Concave Face | 325 | 470 | 8 | 3 | Spherical | 15XΦ20 | 27XΦ18+9XΦ16 | 156 |
| Convex-Concave Face | 350 | 470 | 8 | 4 | Spherical | 16XΦ20 | 32XΦ18+13XΦ16 | 166 |
| Convex-Concave Face | 381 | 470 | 8 | 4 | Spherical | 16XΦ20 | 36XΦ18+18XΦ16 | 184 |
| Convex-Concave Face | 400 | 470 | 8 | 4 | Spherical | 16XΦ20 | 40XΦ18+28XΦ16 | 199 |
| Convex-Concave Face | 445 | 470 | 8 | 4 | Spherical | 20XΦ20 | 48XΦ18+25XΦ16 | 237.5 |
| Convex-Concave Face | 500 | 470 | 8 | 4 | Spherical | 24XΦ20 | 90XΦ18 | 293 |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2009
Total Annual:
3000000-5000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
KSQ Technologies (Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/engineered equipment, and services from China. The company caters to medium to large scale clients who are doing projects and capit... KSQ Technologies (Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/engineered equipment, and services from China. The company caters to medium to large scale clients who are doing projects and capit...
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