40 Piece Set M3 Heat Set Inserts With Soldering Tip 5mm Outer Diameter 7mm Height Brass Knurled Nut Rod Inserts For 3D Printing And Plastic Parts DIY Electronics

40pc Brass Heat-Set Inserts for 3D Printing
✔️ 40 brass heat-set inserts with head and iron tip adapter

This professional thermoset insert kit creates robust metal threads inside plastics for strong, screw-fastened joints in 3D prints and plastic parts. It’s widely used in electronics housings, hardware fixtures, lighting, toys, furniture connectors, and sports gear assemblies.

✅ Brass heat-set insert nuts provide secure threaded connections in plastics.
✅ M3x5mmx7mm inserts (ID*OD*H) for standard screw sizes.
✅ Thermal conductive head: M4x2.4mmx5.5mmx12mm (ID*OD*W*H).
✅ Soldering iron tip adapter: M4x6.5x6.5x32mm (ID*OD*W*H).
✅ Includes 40 x brass heat-set insert nuts, 1 x thermal conductive head, 1 x adapter.
✅ Works with PLA, PETG, ABS, PP and other common plastics for strong joints.

💡 What is a heat-set insert used for in plastic parts? This handy guide explains its purpose and benefits. - Create durable metal threads in plastic housings and 3D printed parts
- Handy for electronics enclosures, fixtures, and hobby projects
- Brass inserts offer good thermal conductivity and corrosion resistance