Brass Heat Threaded Insert Nut Assortment

Create strong, durable threaded connections in plastic components with these brass heat threaded insert nuts. Designed for use in 3D printed parts, injection moulded plastics and thermoplastic assemblies, these inserts provide reliable metal threads that improve fastening strength and allow repeated assembly without damaging the surrounding material.

Manufactured from high-quality brass, each insert features a knurled double-twill exterior that helps achieve a secure grip once heat-installed. Suitable for installation using a soldering iron, heat-setting tool or ultrasonic process, they are ideal for upgrading threaded holes in a wide range of plastic components.

Available in assorted packs covering M2, M2.5, M3, M4, M5 and M6 sizes, these threaded inserts are suitable for engineers, makers, hobbyists and DIY enthusiasts working on 3D printing, prototyping and repair projects.

Key Features

• High-quality brass threaded heat insert nuts
• Suitable for M2, M2.5, M3, M4, M5 and M6 fasteners
• Knurled double-twill exterior for improved grip
• Designed for heat-set and ultrasonic installation
• Creates durable metal threads in plastic components
• Ideal for 3D printed and injection-moulded parts
• Allows repeated assembly without damaging plastic threads
• Corrosion-resistant brass construction
• Suitable for prototyping, repairs and manufacturing
• Compatible with soldering irons and heat-setting tools
• Available in multiple assortment sizes, including 80, 220 and 270-piece kits
• Suitable for professional and DIY applications

Package Includes

• 1 × Brass Heat Threaded Insert Nut Assortment (Selected Quantity and Sizes)