Heat Set Insert Soldering Iron Kit – M2-M6 Brass Threaded Inserts for 3D Printing & Plastic Repair
Turn any 3D-printed or plastic part into something you can actually bolt down. This heat set insert kit melts brass threaded inserts (M2 to M6) straight into plastic, giving you strong, reusable metal threads instead of stripped-out screw holes. It's a favorite in the automotive DIY and 3D-printing world for adding solid mounting points to custom brackets, sensor housings, interior panels, and printed enclosures. Choose the tip set alone, or add the soldering iron in EU or US voltage.
Why You'll Love It:
- 6 brass insert tips covering M2, M2.5, M3, M4, M5, and M6 threads
- Turns weak plastic screw holes into strong, reusable metal threads
- Perfect for 3D-printed automotive brackets, mounts, sensor housings, and enclosures
- Available as tips only, or bundled with an EU (220V) or US (110V) soldering iron
- A must-have for makers, modders, and anyone repairing or upgrading plastic parts
Whether you're building a custom 3D-printed mount for your car or fixing a stripped screw hole around the house, this kit gives your plastic parts threads that actually hold.
