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Concentric Casing Drilling

Concentric Drill Bit With Casing Tube

MNX slide block casing bit for DTH Hammer Product details: Kingdrilling Casing drilling system is designed for unstable ground conditions. In the process of drilling, it could carry the casing tube down to the hole and protect wall to achieve drilling work. MNX system is consists of pilot bits...
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MNX slide block casing bit for DTH Hammer

Product details:

Kingdrilling Casing drilling system is designed for unstable ground conditions. In the process of drilling, it could carry the casing tube down to the hole and protect wall to achieve drilling work.


MNX system is consists of pilot bits and slider bits. The principle as below: pilot bits press down, at the same time, wings opened to carry casing tube into a hole. After finished, life up the pilot bit then the wings will be closed. It is suitable for 406-813mm tube in diameter.


Model

Hole dia(mm)

Weight(KG)

Closed dia(mm)

Pilot dia(mm)

Total length (mm)

Case dia(OD*ID)

Spline

MK-MNX365

432

350

365

381

1100

406*387

N120,N125

MK-MNX410

478

450

412

430

1100

457*435

N125

MK-MNX460

530

580

460

475

1100

508*483

N125,SD18

MK-MNX510

580

760

509

527

1180

559*533

N180,SD18

MK-MNX560

635

830

560

581

1180

610*584

N180,SD18

MK-MNX610

695

960

600

630

1200

660*632

N240

MK-MNX660

735

1180

656

681

1207

711*685

N240

MK-MNX710

785

1400

710

730

1207

762*736

N240

MK-MNX745

838

1600

745

776

1207

813*780

N240

Order Guide: Casing Tube OD + Casing Tube ID + Reamer Bit Diameter + Minimal Casing Shoe ID + Hammer Shank Style


FAQ:

1. How to order the products?

A: Please send the inquiry with detail item description or with Model number.


2. How about the common packing?

A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.


3. How to control quality?

A: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.


4.What is the general delivery time?

15 working days for DTH bits.

20-25 working days for DTH hammer

3-5 working days for ex stock items.

5. What is the materials?

Steel is TIMKEN, Alloy is from T6 from Element Six.


6.Product feature

Kingdrilling DTH tools are forged by advanced electron-hydraulic forging hammer, and harness process is managed by multipurpose furnace heat treatment.


Hot Tags: concentric drill bit with casing tube, China, manufacturers, price, in mining, made in China
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