Symmetric Casing System

mining Three-jaw contric casing System Bit outer diameter 127mm Underground Water well Drilling, casing system

mining Three-jaw contric casing System Bit outer diameter 127mm Underground Water well Drilling, casing system

Casing inner diameter:98mm
The Max Wall Thickness:7mm
The Max Wall Thickness of casing:3-10mm
The size of the hole:145mm
Usage:Water well, construction, mining,Borehole Drilling
Available through drill bit diameter:100mm

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Product Description:

Product Description

Three jaw concentric with pipe drilling tool is suitable for all kinds of soil, flow Sand, small pebbles, strongly weathered rock (f=3 and below), etc. It has fast drilling speed and straightness of hole forming High, flexible drilling tools and so on.

Application: well, anchor cable and other overburden construction.

Application	THREE-JAW CONCENTRIC CASING System Bit
Usage	Water well, construction, mining,Borehole Drilling
Accessories Parts	Rod Stabilizer/Center of the bit/Spin Jaw/Locking system
Model Number	DHD/IR3.5-127 COP34
Aatch Casing(mm)	127mm thread pipe or Galvanized pipe
The size of the hole(mm)	145mm
The Max Wall Thickness of casing(mm)	3-10
Inner diameter of Casing Shoe that Pilot Bit Can Pass Through(mm)	98
Outside diameter of rod stabilizer(mm)	98-102
Spline Type	DHD340 /COP34
Eccentric casing	with three pieces
Product Keywords	eccentric overburden casing tystem

Advantages:

- Straight Holes and Fast Penetration Rate. - Less Torque in all ground conditions. - Easy System to lock and Unlock Ring. - Drilling at any angle required. - More Holes and Low investment

Using Effects

Hardening treatment of the part's surface
with longer operating life and excellent anti - wear properties.

Structural optimization
Strengthen the structural strength, easy to operate

Superior performance
Stable and reliable performance, high drilling speed

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Application

Where To Use

All our products are widely used in mining, tunneling, quarrying, construction, and civil engineering project.

Our Services & Strength

Focus on DTH drilling tools 20+ years, Efficient and Long life.

FAQ

FAQ:
1. Are you exact manufacturer or just trading company?
We are both,we have our own factory. And also have many long-relationship factories.

2.What is your minimum order quantity?
Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity.

We are welcome your sample order to testing our quality。

3. Can you accept OEM & ODM?
Yes, both of them are acceptable,.Please tell us your requirements or design drawings kindly.

As we have our own R&D team and the team leader is Dr.Zhao mingchun who has been always

in the material research and drawing design of drilling tools for 25 years.And he had designed

the world’s biggest top hammer bit and DTH hammer bit, highly praised by the users.

4. How about Packing
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation.

Also, we can customize package according to your special requests.

5. How about the delivery time?
It depends, generally it takes about 15-25day. If have stocks, Usually only 5-10 days if in stock.

6. Can I have a visit to your factory before the order?
Sure, welcome, kindly contact us for address details and time schedule.

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