Écrous à Pouce Moletés, 10Pcs M3X0,5Mm Fer Boutons Ronds Fixations pour Imprimante 3D Par
Fastener Type Knurled. [Knurled Thumb Nuts] - Thread Size: M3; Pitch: 0.5mm. [Easy to Use] - This nut with knurled surface that can be easily tightened, assembled and disassembled by hand without any tools.