460+7pcs M2 M2.5 M3 M4 M5 M6 Brass Threaded Inserts Kit for 3D Printing Plastic

300Pcs Threaded Inserts M2 M2.5 M3 M4 M5 M6 Brass Heat Set Insert for Plastic...

30PCS M6 x 1.0mm Thread Repair Insert Kit, Stainless Steel Helicoil Inserts Set,

250Pcs Pofsnnx M2.5 Threaded Inserts, Brass Heat Set Insert for Plastic and 3...

M3 x 4mm L x 4.2mm OD Threaded Inserts, 100 PCS Metric Knurled Insert Nuts, P...

300Pcs Threaded Inserts M2 M2.5 M3 M4 M5 M6 Brass Heat Set Insert for Plastic...

M3 Threaded Inserts, M3 x 4mm x 5mm Metric knurled Nuts, 100 PCS | 3D Printin...

350Pcs Brass Heat Set Inserts for Plastic 3D Printing, M2 M3 M4 M5 M6 Metric ...