Symmetrix Retrievable Ring bit system for DTH

FOB Reference Price:Get Latest Price
$950.00 - $3,500.00 / Set | 1 Set/Sets (Min. Order)
Model Number:
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Customized packaging (Min. Order: 50 Sets)
Customized logo (Min. Order: 50 Sets)
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Quick Details
Applicable Industries:
Building Material Shops, Manufacturing Plant, Construction works , Energy & Mining
Local Service Location:
Showroom Location:
Video outgoing-inspection:
Machinery Test Report:
Not Available
Marketing Type:
Hot Product 2019
Place of Origin:
Fujian, China
Brand Name:
Machine Type:
Drilling Equipment
Carbon Steel
Processing Type:
Well Drilling
casing diameter:
Supply Ability
Supply Ability:
5000 Set/Sets per Month
Packaging & Delivery
Packaging Details
Packing details:
Bits: Single carton inside with bubble or covering layer, again with wooden case outside, or as per your request
Hammers: Single wooden case outside but with bubble covering layer inside.

Symmetrix Retrievable Ring bit system for DTH


Specifications                                                                                             unit:mm

Product type Casing OD Casing wall max. Ring bit ID Ring bit OD Pilot bit OD Hammer
HSOD114 114.3 6/10 91/78 128/124 100/92.5 HD35
HSOD127 126.7 7 99 140 110 HD35
HSOD140 139.7 7/10 116/94 154/150 124/117.5 HD45,HQL4
HSOD168 168.3 8/12.7 142/121 182/178 150/140 HD55,HQL5
HSOD178 178.3 10 145 195 156 HD55,HQL5
HSOD194 193.7 6/12.7 167/148 212/203 180/167 HD65,HQL6
HSOD219 219.1 7/12.7 186/167 234 203/191 HD65,HQL6
HSOD273 273 8/12.7 232/219 292 255/246 HD85,HQL8
HSOD325 323.9 8/12.7 281/270 342/342 306/297 HD85,HSD8
HSOD406 406.4 12.7 328 419 374 HSD10,HN125
HSOD508 508 15 412 526 470 HD475,SD15
HSOD609 609.6 15 513 637 570 HD525,SD18



Factory and workshop



Production process 

01.Raw materials cutting 


03.Numerical control operation 

04.Through rough finish 

   Turning/spines mining 

05.Heat treatment (8hours) 

06.Button bits fitting 

07.Fine finishing 

08.Quality test; 

09.Finished products 

10.Packing and transportation

Inquiry note

To provide you with efficient service, the inquiry note can be help. more details can be negotiated, welcome. 

In order to quote you the best price, please tell us the details as following:

01.Grade and specification or drawings;

02.Quantity and quality level;

03.Operation environment;

04.Other special requirement. 


Packaging & Shipping

Packing & shipping payment

Packing details can be customized as per your requirement

Timely shipment can be made upon our negotiation

The information you may like to know before order: 

1. Methods of Payment:

  T/T (Telegraphic Transfer) or Western Union or L/C at sight,,Escrow,Paypal 

2. Handling time for an order

  Based on order quantity, normally it takes 25 days for production.

  Only 2 or 3 days if we have stock on your request size.

3. Shipping way

  Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air

  Bulk order: we suggest by air or by sea.

4. Quality Control

  We have our own experienced QC.

  There will be strict inspection and testing for every order before shipping out.

5. After Services:

  1. Our sales team will response for your question within 24 hours (Holidays Excluded)

  2. Technical Support will be available in any time

  3. Free replacement will provide once the failure confirmed caused by our product quality 


Company Information

  Company Information 

 About Us:

1. Our factory has been specialized in manufacturing drilling tools and spare parts since 1980.

2. We have advanced technology and equipment.

3. Our technician has more than 36 year's professional working experience.

4. Rock drilling tools are exported throughout the world. Main market: Brazil,Chile, Colombia, Uruguay, Australia,Ukraine,Russia, ,Norway, Turkey, USA,Canada, Iran, Malaysia, Thailand, India, etc.