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

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

152 Pcs Threaded Inserts for Plastic, 3 Sizes of M3 Heat Set Inserts with FAST

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

M3 Threaded Inserts for plastic-100Pcs M3xL4xD4.2 with Heat Set Insert Tools-Bra

152 Pcs Threaded Inserts for Plastic, 3 Sizes of M3 Heat Set Inserts with Sol...