Knurled Threaded Inserts For Plastic M2 To M8 Brass Heat Melt Flange Nut Embedded Nutsert With Copper Core Easy Install Built In Guide No Countersink Required Ultrasound Or Heat Molding Compatible Corrosion Resistant
✔️ Brass heat-set inserts for plastic with built-in guide, no countersink
These knurled threaded inserts are brass heat-set fasteners designed to embed into plastic parts. They provide strong, vibration-resistant threaded holes for M2 to M8 sizes and are commonly used in 3D printed parts, injection-molded housings, electronics enclosures, and other plastic assemblies where reliable thread repair or assembly is needed. They work with ultrasonic installation or heat molding and leave a smooth surface without countersinking.
✅ Material: Brass with copper core for improved strength
✅ Thread size range: M2 to M8
✅ Installation: Built-in guide, no countersink required
✅ Installation methods: Ultrasonic or heat molding/injection molding
✅ Corrosion resistance: Brass provides good corrosion resistance
💡 What is a heat-set insert used for in plastic parts? A handy way to add durable, screw-ready threads in plastic.
- durable threaded holes in plastic parts for reliable fasteners
- ideal for 3D printed or molded housings and electronics enclosures
- works with ultrasonic or heat-set installation for permanent threads