273mm Alloy Steel Overburden Wing Bit with Hardening Treatment for Rock Drilling
Price:
Negotiable
MOQ:
1
Delivery Time:
20-30
Brand:
MIROC
Product Description
Overburden Wing Bit DHD380- 273mm
Product Features
- Surface hardening treatment for extended operating life and superior anti-wear properties
- Optimized structural design enhancing strength and operational efficiency
- High drilling speed with stable, reliable performance in demanding conditions
Application Range
Suitable for drilling water wells, geothermal wells, short micro piles, medium mini-type grouting holes for construction projects, and harbor engineering applications.
Operation Procedure
1. During drilling initiation, the wings swing outward to ream and drive casing shoes and tubes into the hole.
2. Upon completion of drilling in overburden rock formations, reverse the drilling tools to retract the wings, allowing tool extraction from the hole.
3. Proceed with subsequent construction phases as required.
Quality Assurance
Manufactured from high-quality steel with comprehensive inspection of all components prior to shipment.
Technical Specifications
| Model | Casing OD (mm) | Maximum OD of Center Bit (mm) | Casing Shoe ID (mm) | Maximum OD of Reaming (mm) | Hammer Type (inch) |
|---|---|---|---|---|---|
| 146Overburden Wing Bit | φ146 | φ123 | φ115 | φ156 | 4" |
| 168Overburden Wing Bit | φ168 | φ146 | φ136 | φ184 | 5" |
| 178Overburden Wing Bit | φ178 | φ156 | φ142 | φ193 | 5" |
| 183Overburden Wing Bit | φ183 | φ160 | φ146 | φ198 | 5" |
| 194Overburden Wing Bit | φ194 | φ178 | φ162 | φ208 | 6" |
| 219Overburden Wing Bit | φ219 | φ203 | φ180 | φ234 | 6"-7" |
| 245Overburden Wing Bit | φ245 | φ220 | φ202 | φ260 | 6"-8" |
| 273Overburden Wing Bit | φ273 | φ251 | φ237 | φ300 | 8" |
| 325Overburden Wing Bit | φ325 | φ298 | φ280 | φ355 | 8"-10" |
| 377Overburden Wing Bit | φ377 | φ350 | φ330 | φ407 | 10"-12" |
Product Images
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
KSQ Technologies (Beijing) Co. Ltd
Location
Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Contact Person
Yingkai Zhang