• High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling
  • High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling
  • High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling
  • High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling
  • High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling
  • High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling

High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling

Customized: Non-Customized
Length: Taper-length
Type: Center Drill Bit
Material: Alloy Steel
Usage: Well Drilling
Brand: Prodrill
Customization:
Diamond Member Since 2014

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Rating: 5.0/5
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Basic Info.

Model NO.
sod114
Air Pressure
20 Bar
Color
Gold, Red
Hammer Type
3inch, 4inch
Outer Dia. of Casing Tube
114 ~ 168mm
Inner Dia. of Casing Tube
101 ~ 148mm
Wall Thichness of Casing Tube
6.5 ~ 10.5mm
Processing Type
Forging
Transport Package
Wood Package
Specification
CE, SGS
Trademark
PRODRILL
Origin
China
HS Code
82071990
Production Capacity
100PCS/Month

Product Description

Concentric Casing System Ring Bit is the latest new and simple product line designed and manufactured by OCMA DrillTech for drilling through overburden with casing.
High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling

It can be used in all ground conditions and drilling applications as: Foundation construction, Piling construction, Water Well and Geothermal, Tunneling and Horizontal drilling.
Product Name: Concentric casing system with ring bit & Concentric casing system (Permanent)
Material: carbide
MOQ: 5pcs
Design Principles  Make the casing follow easy and the equipment and operation simple 
Type  Concentric casing system
Application It is recommended to drill in rock formation where contains some ovals and fractures.
Certificate ISO9001   SONCAP 
Outstanding Advantages  The stable and reliable working performance and the less vibration of drill rig and flexible to open and close.

Advantage:
- 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.

*** Concentric (or Symmetrix) Overburden Casing System with Blocks
Model: 1) Casing Shoe + pilot bit + 2 pcs Blocks; Or
2) Casing Shoe + pilot bit + 3 pcs Blocks; Or
3) Casing Shoe + pilot bit + 4 pcs Blocks.


Concentric (or Symmetric or Symmetrix) Overburden Casing System With Wings
Symmetric or Symmetrix Overburden Casing Drilling System With Wings
Symmetrix Overburden Casing Drilling System With Two Wings



Advantages - Outstanding:
1. The stable and reliable working performance and the less vibration of drill rig.
2. Flexible to open and close.

Design Principles:
Make the casing follow easy and the equipment and operation simple
The stable and reliable working performance and the less virbration of drill rig.

Operation Procedure:
1. When the drilling starts, the blocks slides down through the grooves on pilot bit, and reams to drive the casing shoes and tubes into the hole.

2. When finished the drilling in overburden rock formations, raise the drilling tools and the blocks will get closed through the grooves, and the drilling tools can be pulled out from the hole.

3. Next construction can be followed.

1) Wings (2pcs) + Locking System + Guide Device = Assembly
2) Or order separately.
3) If you need o. Dia. 178mm or above, we suggest to use our SLIDE BLOCKS model.


Application Range and Examples:
It is recommended to drill in rock formation where contains some ovals and fractures.

Warranty
The company is responsible for any problem caused by defaulty of material and maching.
The broken parts will be replaced at the sight of photos and product serial code.
 
High Quality Symmetric Casing Drill Bit for Overburden Rock Drilling
High Quality Symmetric Casing Drill Bit for Overburden Rock DrillingHigh Quality Symmetric Casing Drill Bit for Overburden Rock Drilling

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