Product Name: 375mm MRING Overburden Concentric Casing Drilling System Bit For Coal Mining Equipment
External Dia.(mm): 375mm
Product details:
Overburden Casing Drilling - your ultimate solution for high-quality drilling needs. Made with the finest raw materials and hardened procedures, this drilling tool guarantees exceptional durability for long-lasting performance.
With a full production chain in place, we have complete control over every aspect of the manufacturing process, ensuring the highest standards of quality are maintained at every step. Our team consists of experienced senior technicians, as well as long-year experienced workers and engineers, who bring their expertise to deliver the best drilling solutions.
1. Surface hardening treatment: offering superior anti-wear qualities and a longer operational life
2. Simplicity of design: significantly reduces the likelihood of structural failure, ease of use
3. excellent performance: maintain the wear life of the drilling Product features:
Technical date:
Model | External Dia.(mm) | Casing Dia.(OD*ID) | Spline |
MK-MRING90 | 125 | 114*102 | MACH33, DHD3.5 |
MK-MRING115 | 155 | 139*127 | DHD340, SD4, QL4 |
MK-MRING140 | 188 | 168*153 | DHD350, SD5, QL5 |
MK-MRING165 | 215 | 194*181 | DHD360, SD6, QL6 |
MK-MRING190 | 238 | 219*206 | DHD360, SD6, QL6 |
MK-MRING215 | 276 | 254*240 | DHD380, SD8, QL8 |
MK-MRING235 | 293 | 273*254 | DHD380, SD8, QL8 |
MK-MRING240 | 293 | 273*260 | DHD380, SD8, QL8 |
MK-MRING280 | 345 | 323*303 | SD10 |
MK-MRING315 | 375 | 355*335 | SD10 |
MK-MRING365 | 432 | 406*387 | N120, N125, SD12 |
MK-MRING460 | 530 | 508*483 | N125, N180 |
MK-MRING510 | 580 | 559*533 | N180 |
MK-MRING560 | 635 | 610*584 | N180 |
MK-MRING610 | 695 | 660*632 | N240 |
MK-MRING660 | 735 | 711*685 | N240 |
MK-MRING710 | 785 | 762*736 | N240 |
MK-MRING745 | 838 | 813*780 | N240 |
MK-MRING810 | 886 | 864*838 | N240, N240S |
MK-MRING860 | 935 | 914*884 | N240S |
MK-MRING910 | 980 | 965*935 | N240S |
MK-MRING960 | 1038 | 1016*986 | N240S, M330 |
MK-MRING1010 | 1090 | 1067*1041 | M330 |
How to Order?
Casing Tube OD & ID + Ring Bit Diameter + Hammer Shank + Maximal Normal Bit Diameter +Casings and Casing Shoes connection (if by threads, threads standard must be offered)
FAQ:
1. How do I place a product order?
A detailed item description or the model number should be included with your question.
2. What about standard packaging?
A: We will handle it as our regular packing if there isn't a need for special packaging. To ensure that the products are completed, place the tiny carton first, and then the larger carton together.
3. How can you make sure the product is precisely what you want?
A: If at all feasible, kindly include a reference image to help clear up any confusion, or provide links to our website for additional information.
4. Fast delivery
A: 25 days are usually needed for production.just three or five days if your order is in stock for that size.
5. Shipping way:
A: Sample order: we suggest Courier express delivery such as DHL/UPS/TNT/FEDEX or by air
Bulk order: by air or by sea we suggest.
6. What kind of materials are they?
Alloy comes from T6 from Element Six, and steel is TIMKEN.
MORE INFORMATION: