46 Pcs Threaded Inserts, M4 Brass Heat Set Insert for 3D Printing, M4x5.5x7mm

What is this?
These brass threaded inserts are widely used and suitable for computer products, 3D printing injection molding, electronics, automotive manufacturing, circuit board fixing, construction industry, etc. to provide a secure fastening connection.

What will I get?
Material: brass
Surface treatment: cleaning and passivation
Inner diameter: M4
Outer diameter: 5.5 mm/0.22 inch
Height: 7 mm/0.28 inch
In the package of: 46 Pcs x nut inserts

Are there any advantages of the product?
Durable Material: The heat-set insert is made of brass material, which is strong and durable for long-term use. Provides good mechanical properties with higher corrosion and heat resistance.
Thermoset Design: It can be installed into the plastic matrix by ultrasound or heating, or formed during the injection molding process. It is widely used in 3D printing injection molding and is easy to install.
Stable Structure: Adopts twill knurling pattern to provide strong grip and threaded connection for stable fastening.

How to use it?
Make sure the hardware nut is the correct size and type for your application. Retrofit into the 3D printed part using heat. Press the heated insert into the plastic or 3D printed part until fully embedded. Allow the assembly to cool to ensure a secure and tight fit.

What should  I notice?
Heating Precautions: Use caution when heating knurled brass inserts to avoid burning or damaging surrounding materials.