500Pcs M2 M2.5 M3 M4 M5 Brass Insert Nut Threaded Nutsert Knurled Hot Melt Heat Embedded Insertnut

500Pcs M2 M2.5 M3 M4 M5 Brass Insert Nut Threaded Nutsert Knurled Hot Melt Heat Embedded Insertnut

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