308 Stück Gewindeeinsätze für Kunststoff, M2 M2,5 M3 M4 M5 M6 Gewindeeinsatz mit 3D

Threaded Insert: M2 M2.5 M3 M4 M5 M6. Soldering Iron Size: M2 M2.5 M3 M4 M5 M6 M8. With clean surface and twill thread knurled patterns, the nuts can be installed onto 3D printers and fit perfectly and won't scratch your precious 3D printing parts.

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