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8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
Specifications
Brand Name :
Kellyway
Model Number :
Roller Bits
MOQ :
20pcs
Price :
Negotiate
Payment Terms :
L/C, T/T
Supply Ability :
200pcs/week
Delivery Time :
Within two weeks after payment
Packaging Details :
Plastic Box
Other Name :
Roller cones cutter bit
Condition :
New
Size :
8-1/2 roller bits
Weight :
12-15KG
Material :
Tungsten Carbide
Quality :
High Guarantee
OEM :
Available
Type :
Drill Bits
Process :
Forging
Application :
Building Material Shops, Construction works , Energy & Mining
Description

8-1/2 Roller Bit With Core Barrel Rotary Drilling Tools for Bored Piles

Steel Tooth Cones& TCI Cones
Cutting Structure Part of Tricone bits, both Steel Tooth Bits and TCI Bits are available .
Product Application Bit cutters(legs) are mainly used in building big diameter piling bits or hole opener , core barrel a ccording to different formations .
Main Type Available Most of regular sizes and IADC Codes.


Roller bits are tools for boring into rock and earth. They are used to drill blasting holes and penetrate both soft and hard rock materials. Products are also used in many other mining, quarrying, tunneling, construction, geological exploration, and blasting applications. Roller bits can be classified as chiseling bits, tapered or threaded cross-style bits, anchor bits or self-drilling anchor systems, blasting furnace taping hole bits or rods, or coal cutter bits. They feature a hollow body with multiple, outward-extending wings.
1.We have a few senior engineers o specializes in tungsten carbide field for many decades.we can select appropriate grade and composition according to your application and your requirements.
2.for your non-standard parts,we have strong ability to make mold by ourselves,and produce them per your requirements.
3. we have strict quality control and assurance system to guarantee the consistent quality

Single Roller Bits
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles BIT SIZE(SINGLE ROLLER) BIT TYPE
In. mm
5 7/8 149.2 517,537,617,637,737
6 152.4 517,537,617,637,737
8 1/2 215.9 517,537,617,637,737
9 7/8 250.8 517,537,617,637,737
10 5/8 269.9 517,537,617,637,737
12 1/4 311.1 517,537,617,637,737
14 3/4” 374.6 517,537,617,637,737
17 1/2” 444.5 517,537,617,637,737

Product Details


Single cone bit is a kind of deceleration bit, which is the speed of cone is smaller than the speed of drill, mainly disorderly cutting broken rock. It is suitable for old well sidetracking and deepening the slim hole drilling operation under high rotary speed and drilling pressure.

8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles

Cases for Roller Bits

8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles

8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles

Application

8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles

Shipping & Delivery

8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles

FAQ

Q1. How long have you been in this business?

Over 10 years experience.

Q2. Do you accept sample order?
Yes sure, please contact us for details.

Q3. How about your after-sales service?
We offer promote technology support for all problems and questions.

Besides, we accept goods return or replace for quality problem.

Q4. How does your company control the quality?

Quality first. In order to guarantee high quality for our products.

Kellyway makes a serious inspection for all products and raw materials in strict procedure.

Our service

1. Prompt delivery
2. Best after-sale service
3. The products could be produce according to customer's requirements
4. Inquiries are typically replyed within 24 hours

Product tags

column drill

,

drill collet

,

jack hammer rock drill
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8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles

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Product Detail
Brand Name :
Kellyway
Model Number :
Roller Bits
MOQ :
20pcs
Price :
Negotiate
Payment Terms :
L/C, T/T
Supply Ability :
200pcs/week
Contact Supplier
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles
8-1/2 Single Cone Bit , Rock Roller Drill Bit For Bored Piles

Hunan Kellyway Machinery Co., Ltd.

Active Member
5 Years
hunan, changsha
Since 2015
Business Type :
Manufacturer, Exporter
Main Products :
Interlocking Kelly Bar, Friction Kelly Bar, Rock Auger
Total Annual :
8000000-40000000
Employee Number :
92~100
Certification Level :
Active Member
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