168MM Overburden Drilling System Down The Hole Hammer Bits For Quarry Drilling

Product name: 168 MM MRING-XD integral multi-use symmetric caisng drilling system for mining and quarry drilling

Product category: MRING integral ring bit casing drilling tools

Matched hammer: Hammer DHD350

Matched casing pipe OD: 168mm

MRING-XD integral multi-use ring bit feature:

1. The Symmetric components are made up of:

2. A pilot bits with large internal flushing holes and external flushing grooves

3. Symmetrical ring bit (reamer) with internal bayonet coupling

4. Casing shoe for driving of casing.

MRING-XD integral multi-use ring bit technical parameters.

How to order:

Casing Tube OD & ID + Ring Bit Diameter + Hammer Shank + Maximal Normal Bit Diameter +

Casings and Casing Shoes Installation Method (if by threads, threads standard must be offered)

Other size of MRING system is available upon customer's request

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. Why choose us?

High-quality products, reasonable price, professional team work.

4. What is drill casing?

Casing is a large diameter pipe that is assembled and inserted into a recently drilled section of a borehole. Similar to the bones of a spine protecting the spinal cord, casing is set inside the drilled borehole to protect and support the wellstream.

5. Can you make the goods according to our drawings or samples

Yes, we have the professional molding department, our technician R&D teams are have rich experience.

6. What is your minimum order requirement?

We accept the small trial order at our initial cooperation, even only 1 piece, we will treat it as a big order and try our best to meet our customer’s requirement.

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