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Double Thread Machine Screws
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Double Thread Machine Screws

Ningbo Good Fasteners® specializes in the production of Double Thread Machine Screws, specializing in the production of double-headed screws, double-threaded screws, clamping screws, hanging bolts and non-standard screws. The company has professional and advanced production equipment and technology. Double Thread Machine Screws has been exported to Europe, North America, the Middle East and other regions for a long time. With professional and dedicated products and services, it has long-term loyal customers in the sub-sector of double-headed screws.

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Product Description

High-quality Double Thread Machine Screws are professionally produced by Ningbo Good Fasteners®. Double Thread Machine Screws are made of galvanized steel, yellow zinc or blue galvanized in special sizes, ideal for metal and nylon self-drilling wall plugs. For attaching accessories to self-drilling wall plugs. Double Thread Machine Screws are often used with pipe clamps. For plumbing, sanitary installation.

Product Parameter (Specification)


Double Thread Screws


M4 M5 M6

Raw Material

Carbon Steel


Blue Zinc

Salt Spray Test

More Than 72 Hours


Zinc Plated


Double Thread Machine Screws


Good Fasteners


Construction installation, sanitaryware and hardware


Ningbo China


Carton Box+wooden Case

After-sales Service Provided

Online support, Video technical support

Product Feature And Application

Double Thread Machine Screw manufactured by Ningbo Good Fasteners in galvanized steel. For installation with metal expansion plugs. Ideal for fixing in hollow materials, plaster, hollow brick, etc. Double Thread Machine Screw can pass the salt spray test for more than 72 hours, and the quality is reliable.

Product Details


What can you do if you get the goods with bad quality?

a) Take photos of the goods with problem.

b) Keep the goods for us.

c) Send all your feedback to our sales. Our clients service team will help you solve the problem together.

How to start an OEM order?

Send a drawing or sample-Getting price-Payment-Make mold-Confirmsample-Mass production-Payment-Delivery.

What's your advantage?

We are a professional manufacturer of Pipe Clamps Screws, Hanger Bolts, Double Thread Screws, Hexagon bolts, and other products. Skillful Engineer Will Keep Follow After-Sales Services When Installation. We have experience in export trading for decades. If you choose us, don't worry about production/payment/shipping/customs declaration.

Do you have any real pictures of the product?

Sure, You can leave your contact information and I will share the picture with you.

Wonder if you accept small orders?

Do not worry. Please feel free to contact us, in order to give our clients more convenience ,we accept small order.

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