MRS215 Overburden Concentric Casing Drilling System Bit - 276mm Hole Diameter, 100kg Weight for Construction
Price:
999-99999USD/PC
MOQ:
1PC
Delivery Time:
3-5WEEKS
Brand:
MING
Product Description
Product Overview
The MRS215 Overburden Concentric Casing Drilling System is engineered for simultaneous casing advancement in construction drilling applications. This 276mm drilling system features retractable wings activated by reverse rotation, providing exceptional structural optimization and operational efficiency.
Technical Specifications
MRS215 Model Details
Hole Diameter: 276mm | Weight: 100kg | Closed Diameter: 215mm | Pilot Diameter: 236mm | Total Length: 590mm
Complete Product Range
| Model | Hole Dia. (mm) | Weight (KG) | Closed Dia (mm) | Pilot Dia (mm) | Total Length (mm) | Case Dia (OD*ID) | Spline |
|---|---|---|---|---|---|---|---|
| MK-MRS190 | 238 | 80 | 190 | 203 | 550 | 219*206 | DHD360,QL6,SD6 |
| MK-MRS215 | 276 | 100 | 215 | 236 | 590 | 254*240 | DHD380,QL8,SD8 |
| MK-MRS235 | 293 | 110 | 236 | 251 | 590 | 273*254 | DHD380,QL8,SD8 |
| MK-MRS240 | 293 | 115 | 241 | 256 | 590 | 273*260 | DHD380,QL8,SD8 |
| MK-MRS280 | 345 | 180 | 280 | 300 | 740 | 323*302 | SD10 |
| MK-MRS315 | 373 | 240 | 315 | 336 | 1050 | 356*337 | N120 |
| MK-MRS365 | 432 | 350 | 365 | 381 | 1100 | 406*387 | N120,N125 |
| MK-MRS410 | 478 | 460 | 412 | 430 | 1100 | 457*435 | N125 |
| MK-MRS460 | 530 | 585 | 460 | 475 | 1100 | 508*483 | N125,SD18 |
| MK-MRS510 | 580 | 860 | 509 | 527 | 1180 | 559*533 | N180,SD18 |
| MK-MRS560 | 635 | 910 | 560 | 581 | 1180 | 610*584 | N180,SD18 |
| MK-MRS610 | 695 | 1100 | 600 | 630 | 1200 | 660*632 | N240 |
| MK-MRS660 | 735 | 1200 | 656 | 681 | 1207 | 711*685 | N240 |
| MK-MRS710 | 785 | 1480 | 710 | 730 | 1207 | 762*736 | N240 |
| MK-MRS745 | 838 | 1650 | 745 | 776 | 1207 | 813*780 | N240 |
Product Components
- Pilot bit + 3 wiggle wings + casing shoe
- Pilot bit + 4 wiggle wings + casing shoe
Key Features & Benefits
- Enhanced penetration and perpendicularity for precise drilling
- Reduced torque requirements for improved operational efficiency
- Minimal environmental impact during drilling operations
- High drilling speed with stable, reliable performance
- Robust construction using durable materials for long-lasting operation
- Advanced structural optimization for demanding drilling conditions
Applications
Ideal for water wells, geothermal wells, short micro piles, medium mini-type grouting holes in building construction, dam projects, and harbor development.
Ordering Information
Specify: Casing Tube OD & ID + Reamer Bit Diameter + Minimal Casing Shoe ID + Hammer Shank Style
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
Wuhan Kingdrilling Diamond Co.,Ltd
Location
1-2-905 California Sunshine, Optical Valley Street,Wuhan 430074, China
Contact Person
Wendy Chen