Factory of Selling Directly Rock Roller Bits for Foundation Piling

Factory of Selling Directly Rock Roller Bits for Foundation Piling

We are  factory  specializes in drill bits,these kinds of as Basis roller cutters,HDD hole opener, tricone bits, PDC bits for drinking water effectively, oil area, gasoline nicely,mining,construction, geothermal, directional unexciting, and underground basis function all in excess of the entire world. Our objective is to sell the high quality merchandise at the lowest feasible value.

Product classes:Roller Cone
Product screen:API roller cone for main barrel,tricone cutters for hdd hole opener,single roller cone

Product description:China considerably eastern roller cones for core barrel and hdd hole opener,Dimensions selection from 3 7/8 to 36,API accredited & In lines of IADC technical specs,Elastomer sealed bearing for distinct apps,patent item

One cone little bit is a variety of deceleration bit, which is the speed of cone is smaller sized than the velocity of drill, largely disorderly cutting broken rock. It is suited for aged well sidetracking and deepening the slender hole drilling operation underneath higher rotary speed and drilling stress. 

one. Its software area is broad, not only ideal for facet drilling, and can be used in deep nicely. 

2. Operate torque is decrease than PDC little bit in the very same drilling pressure and development issue. It can minimize the tiny dimensions hole expansion buckling difficulties, so that stay away from down hole incidents. 

three. Solitary cone bit has rewards of the two three cone bit and PDC bit, and make up the disadvantages of equally. It is a lot more appropriate for massive plastic development than a few cone bit, also can be utilized to hard interlayer which PDC bit can not deal with other complex formation. 

4. It can understand substantial pace and particular drilling with down hole motor.


main barrel are utilised for drilling in cohesive and non-cohesive soil below groundwater degree. Digga’s drilling buckets are ideal for breaking and ripping hard soil up to medium difficult rock. Digga Drilling Buckets boast a heavy duty construction and come fitted with a Kelly Box (travel hub) to go well with your device. Its design permits for a guide hand-operated, or automatic opening mechanism to be equipped (for emptying)- For drill rigs equipped with striker plate.
Hefty duty design with provision for reamer bars
Will come equipped with Kelly Box (generate hub) to go well with your equipment
7 digging configurations from one start off bladed to rock, as nicely as blend tooth remedies
Opening mechanism choices include handbook hand-operated
or fully computerized (suits drill rigs with striker plate fitted)
Base options contain swivel and valve style 
Specialised buckets including rock and earth CZPT
Other tooth options CZPT upon request


IADC Specification

Initial Digit(one~eight):
 -one,two, and three designate Metal TOOTH BITS with 1 for delicate,two for medium and three for difficult formations.
-four,5,6,seven and eight designate TUNGSTEN CARBIDE INSERT BITS for different formation hardness with 4 becoming the softest and 8 the toughest.
Second Digit(one~4):
 -1,two,three, and 4 are even more breakdown of development with one being the softest and four the toughest .
3rd Digit(one~seven):
This digit will classify the little bit in accordance to bearing/seal sort-see info on distinct bearing kinds-and particular guage use protection as follows:
 -1. CZPT open up bearing roller little bit.
-2. CZPT open bearing roller bit,air-cooled.
-3. CZPT open up bearing roller bit with gauge security which is outlined as carbide inserts in the heel of the cone.
-4. Sealed roller bearing little bit.
-5. Sealed roller bearing little bit with gauge safety on heel  of cones.
-six. Journal sealed bearing little bit.
-7. Journal sealed bearing bit with gauge defense on heel of cones.
Function Code:
The subsequent letter codes are utilised in the fourth digit placement to indicate further characteristics:
A. Air Software
R. Strengthened Welds
C. Centre Jet
S. CZPT Metal Tooth
D. Deviation Control 
X. Chisel Insert 
E. Prolonged Jet 
Y. Conical Insert 
G. Added Gage Protection 
Z. Other Insert Shape 
J. Jet Deflection 


one. How to get an precise quotation?

Reply: Remember to send us thorough data as underneath:
-Tricone bits(Diameter, IADC code)

-PDC bits(Matrix or Steel human body, blades quantity, cutter dimensions, and so forth)

-Hole opener(Diameter, size of pilot gap, hardness of rocks, thread link of your drill pipe, and so on.)

-Roller cutters(Diameter of cones, design variety, and so on.)

-Core barrel(Diameter, amount of cutters, link, etc.)

A basic way is sending us photos .


In addition to previously mentioned, if achievable make sure you offer far more information as under:

Drilling depth in vertical properly drilling, Drilling length in HDD, hardness of rocks, Capacity of drill rigs, application(oil/gasoline effectively drilling, or h2o effectively drilling, or HDD, or foundation).


Incoterm: FOB or CIF or CFR, by plane or ship, port of location/discharge.


The a lot more data supplied, the much more specific quotation will be provided.


2. What is the top quality control for your products?

Solution: All of our generation are in lines of API principles and CZPT:2015 strictly, from signing contract , to uncooked supplies, to every manufacturing procedures, to product complete, to after-sale support, every processes and sections are in accordant with regular.


3. About guide time,payment terms, shipping ?

Response: We often have regular types CZPT in inventory, prompt shipping is a single of our rewards. Mass generation is dependent on quantity of buy.

We accept all typical payment terms including L/C, T/T, and many others.

We are around from ZheJiang airport and ZheJiang (Xihu (West Lake) Dis.g) seaport, transportation from our manufacturing facility to ZheJiang or ZheJiang only normally takes one particular working day, fast and quite affordable inland costs.


4. What is the background of  Considerably CZPT?

Reply: The drilling bits enterprise was started out at 12 months 2003 only for China domestic need, the title Significantly CZPT was started from year 2009, now Significantly CZPT has exported to much more than 35 countries and places. We are one of the earliest Alibaba Gold Supplier users in rock little bit discipline , now we are Gold In addition Member.


five. Do you have Referenced Letters /CZPTmmendation Letters from aged clients?

Reply: Sure, we have several referenced letters/suggestion letters issued by previous customers who would like to share our tales. 

Factory of Selling Directly Rock Roller Bits for Foundation Piling