Feature:1. Premium brass material, heat-resistant, wear-resistant, acid-resistant, rust-proof, anti-corrosion, non-toxic, high hardness, durable.2. Has a large number of embedded nut in various sizes, meeting your various working needs.3. The nuts are two-way chamfered, can pass through the stop gauge, and it's not easy to deform.4. Deep and complete, neat and clear, the thread thread ensures even force and not easy to slip.5. Widely used in mobile phones, notebook computers, various plastic shells, communications, etc.Specification:Item Type: Female Threaded NutProduct Material: BrassNut Type: Embedded NutHeight: Approx. 4mm / 0.2in, 6mm / 0.2in, 8mm / 0.3in, 10mm / 0.4inInner Diameter: Approx. 2mm / 0.1in, 3mm / 0.1in, 4mm / 0.2in, 5mm / 0.2inOuter Diameter: Approx. 3.5mm / 0.1in, 5mm / 0.2in, 6mm / 0.2in, 7mm / 0.3inModel Analysis: M4 x 8-6 (Approx. representing an inner diameter of 4mm / 0.2in, a height of 8mm / 0.3in, and an outer diameter of 6mm / 0.2in ).Package List:30 x M4 x 8-6 Female Threaded Nut30 x M4 x 10-6 Female Threaded Nut 20 x M5 x 6-7 Female Threaded Nut 20 x M5 x 8-7 Female Threaded Nut 20 x M5 x 10-7 Female Threaded Nut 30 x M3 x 6-5 Female Threaded Nut 30 x M3 x 8-5 Female Threaded Nut 30 x M3 x 10-5 Female Threaded Nut 30 x M4 x 4-6 Female Threaded Nut 30 x M4 x 6-6 Female Threaded Nut 30 x M2 x 4-3.5 Female Threaded Nut 30 x M2 x 6-3.5 Female Threaded Nut 30 x M2 x 8-3.5 Female Threaded Nut 30 x M2 x 10-3.5 Female Threaded Nut 30 x M3 x 4-5 Female Threaded Nut