300Pcs M3 M4 M5 Nut Brass Insert Nut Hardware Springs Battery Springs Craft Gift Springs Shaped Springs For Injection Molding

300Pcs M3 M4 M5 Nut Brass Insert Nut Hardware Springs Battery Springs Craft Gift Springs Shaped Springs for Injection Molding Specification: Item Type: Brass Insert Nut SetMaterial: Brass.Size: Approx.3mm / 0.1in4mm / 0.2in 5mm / 0.2in6mm / 0.2in7mm / 0.3in Product Function: The use method of knurled brass nuts usually adopts hot melting hot pressing welding and injection molding and other processing technologies so that the product and plastic parts are tightly engaged to play the role of connection locking and fastening. Products Include:100 x M5 x 5mm x 7mm 100 x M3 x 3mm x 5mm100 x M4 x 4mm x 6mm Package List: 100 x M5 x 5mm x 7mm 100 x M3 x 3mm x 5mm 100 x M4 x 4mm x 6mm