Factory High precision metal stainless steel hardened thread Taper bushings for belt pulley

Quick Details
Place of Origin:
Guangdong, China
Brand Name:
Model Number:

Factory High precision metal stainless steel hardened thread Taper bushings for belt pulley

Product Description


Factory High precision metal stainless steel hardened thread Taper bushings for belt pulley hardware


Titanium, Carbon steel, Silver, Nylon, Cr5, Iron, Nickel plated carbon line,Nickel plated steel wire harp, Flat wire, Square wire, SUS304/316/302 etc.

Surface Treatment

Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat disposing, hot-dip galvanizing, black oxide coating, painting, powdering, color zinc-plated, blue black zinc-plated,rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating,anodizing etc.


Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment, daily living equipment, electronic sportsequipment,light industry products, sanitation machinery, market/ hotel equipment supplies, artwareetc.

Our features

Acompany with industry and trade integration

Testing Equipment

Projecting Apparatus, Salt Spray Test, Durometer, and Coating Thickness Tester


A group of experienced production technician, sophisticatedengineerand dedicated QC.

Company Information
Dongguan Tangxia Shuangxin Hardware Products Factory was establish in the year of 2000,Specilized in the export of all kinds of high precision hardware parts.Our factory covers 3000 square meters, with 130 skilled workers, who were divided into six departments: conical spring /volute spring, screw, stamping, auto lathe & CNC, computer gong and shaft.
We are a professional manufacturer of Precision Machining Partsfrom China. We are committed to providing the highest quality products to customers. We have a wide range of machining capabilities, both manual and CNC, allowing us to do small quantity work as well as high quantity production orders.Nowadys,our products are enjoying increasely popular in overseas markets for competitiv price and trustable quality.

Machining service as per your requests and specification drawings, either small or large quantity is acceptable for us.

We are sincerely expecting to cooperate with you


1.Our Primary advantages

1. 14 years machined experience.

2. Big customer long time cooperation experience.

3.Experienced R&D Department;OEM or ODM according to buyer’s requirement.

4. Reasonable price.

5. Strict quality control and timely delivery guaranteed.

6. Trial order or small order acceptable.

7, Additional value such as creative innovation

2.About Us :

2.1. Main products : cnc parts,stamping parts,cnc milling parts,conical spring /volute spring,shafts,screw.

2.2. Testing machine :Fatigue tester, Tensile Tester, Torgue Meter, salt spray tester

2.3. Started in 2000 with ISO9001:2008, SGS, ROHS

3.Company charts:


5.Order Flow:

conical spring /volute spring ISO9001:2008

1) We give you a design

2) You think the design is ok

3) We make the sample and send it to you

4) You think the sample is good then place an order and pay us 30% deposit

5) We start to make the product

6) When the goods is done, we deliver it to Shengzhen Yiantian

7) You pay us the balance after you see the B/L Copy

8) The whole order is done, thank you!!


1) Material

2) Wirediameter

3) Totalcoils

4) Freelength

5) Maximumoutsidediameterorminimuminsidediameter

6) Quantity

Our Services

Strict inspection we do during operation

1.We havespecialized QCtesters to check the products quality according to different customers.

2.We haveIQCto check the dimensions and surface of the incoming material.

3.We havePQCto inspect full-course during the processing

4.We haveFQCto inspect all the plating products from outsidesand make the 100% inspection before the shipments


Inner polybag,ourter carton box, or according to customer’s requst

Delivery time

In 15-25 days after get the deposit (including tooling making time).

Nearest port



Negotiable (Min order and sample order is acceptable.).

Payment terms

T/T,paypal,western union: 30% deposit, 70% balance before delivery

Samples(conical spring /volute spring)

Samples can be provided according to customers’ requirements or after get customers’ drawings.

Sample cost should be afforded by customer and return back when place big order.

Our customers around the world from more than 130 countries


Customer’s Question in FAQ:

Q :Are you a factory or a trading company?

A: We are a factory which has been specialized in cnc machining & automatic manufacturing for more than14 years.

Q:Where is your factory and how canI visit it?

A: Our factory is located in Dongguan city and you can get more detailed information by browing ourwebsite: http://dgsx.en.alibaba.com or Visit us in person.

Q: How long can I get some sample springfor checking and what about the price?

A: Normaly samples will be done within 3-7 days (automatic machining parts) or 7-10 days (cnc machining parts). The sample cost depends on all information (size, material, finish, etc.). We will return the sample cost if your quantity is good.

Q:How is the warranty of the products quality control?

A: We hold the tightend quality controlling from very begining to the end and aim at 100% error free.

Drawing, photos and samples are welcomed.

Please send us inquiry, and we will reply to you within 24 hours.

Looking forward to our cooperation in thenear future.

Welcome to visit our factory.

Have a nice day !!!