420 Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Brass Heat Set Inserts for Plas...

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400 PCS Heat Set Inserts, M2/ M2.5/ M3/ M4/ M5/ M6 Threaded Inserts, Brass Me...

600+ Brass Threaded Inserts Kit M2 M2.5 M3 M4 M5 M6 with Heat Set Tool for 3D Pr