1/4 2-56 4-40 6-32 8-32 10-32 Inch Heat Brass Insert Nut Threaded Knurled Hot Melt Embedded Copper Nut for 3D Printing 20-50pcs

1/4 2-56 4-40 6-32 8-32 10-32 Inch Heat Brass Insert Nut Threaded Knurled Hot Melt Embedded Copper Nut for 3D Printing 20-50pcs

Aliexpress UK