Heat-Set Threaded Inserts are a great option for 3D printed parts or making repairs to any thermoplastic part. They provide a much stronger connection than simply threading screws into the plastic. Brass will also last much longer than plastic threads and is less likely to cross thread which makes them ideal for parts
Heat-Set Insert Tapered, M3-.5 Internal Thread, 3.8mm L (x20)
ruthex M2/M3/M4/M5 Threaded Insert Assortment Box, 1 set - 3DJake International
Tips & Tricks for Heat-Set Inserts used in 3D printing — CNC Kitchen
initeq] Qty 20 M4-0.7 Threaded Heat Set Inserts for 3D Printing : Industrial & Scientific
Securely and permanently add metal threads to 3D printed parts
[initeq] #8-32 Threaded Heat Set Inserts for 3D Printing (100, Long)
initeq] Qty 20 M4-0.7 Threaded Heat Set Inserts for 3D Printing : Industrial & Scientific
Tips & Tricks for Heat-Set Inserts used in 3D printing — CNC Kitchen
EEEEE M2 M2.5 M3 M4 M5 M6 (350pcs) Metric Threaded Inserts for Plastic Heat Set Insert Knurled Nut Insert Threaded Brass Insert Assortment Kit for 3D Printing Injection Molding Press Thread Nuts
wholesale orders Threaded combo, SCREWS chassis screws 1/4 Fabr
M4 Heat Set Threaded Insert for Plastic
M4 Knurled Brass Threaded Insert
Heat-Set Threaded Inserts (M4 Threads) – MakerTechStore
Heat-Set Threaded Inserts (M5 Threads) – MakerTechStore