100 PCS M3 Threaded Insert M3 x 4mm x 5mm Heat Set Inserts, 3D Printing Brass...

100 PCS M3 Threaded Insert M3 x 4mm x 5mm Heat Set Inserts, 3D Printing Brass

Vibit 152 Pcs Threaded Inserts for Plastic, 3 Sizes of M3 Heat Set Inserts wi...

200Pcs AXK Brass Knurled Insert Nuts, Female Threaded Heat Set Inserts Assortmen

M3 Threaded Inserts for Plastic - 100 Pcs M3Xl4Xd4.2 Heat Set Tools

320+8Pcs Premium Brass Threaded Inserts，M2 M2.5 M3 M4 M5 Thread Metric Knurled

100pcs Gold M3 Brass Heat Set Inserts Threaded Embedment Nuts Kit - NEW

300+6Pcs Premium Brass Threaded Inserts，M2 M2.5 M3 M4 M5 Thread Metric Knurled..