Item Type: Pull Riveting Nuts Model: WJ-30045 Category: Flat Head Nails Material: Aluminum galvanized Rivet Diameter: Approx. 3 ~ 12mm / 0.1 ~ 0.5in Specification and Quantity: 100 x M3 Nut 100 x M4 Nut 100 x M5 Nut 100 x M6 Nut 100 x M8 Nut 100 x M10 Nut SpecificationM3M4M5M6M8M10M12 Inner Diameter(approx.)3mm / 0.1in4mm / 0.2in5mm / 0.2in6mm / 0.2in8mm / 0.3in10mm / 0.4in12mm / 0.5in Outer Diameter(approx.)4.9mm / 0.2in5.9mm / 0.2in6.9mm / 0.3in8.9mm / 0.4in10.9mm / 0.4in12.9mm / 0.5in14.9mm / 0.6in Inner Diameter of head(approx.)5mm / 0.2in6mm / 0.2in7mm / 0.3in9mm / 0.4in11mm / 0.4in13mm / 0.5in15mm / 0.6in Outer Diameter of head(approx.)8mm / 0.3in9mm / 0.4in10mm / 0.4in12mm / 0.5in14mm / 0.6in16mm / 0.6in18mm / 0.7in Head Thickness(approx.)0.8mm / 0.03in0.8mm / 0.03in1mm / 0.04in1.5mm / 0.06in1.5mm / 0.06in1.8mm / 0.07in1.8mm / 0.07in Total Length(approx.)9mm / 0.4in11mm / 0.4in13mm / 0.5in15mm / 0.6in18mm / 0.7in21mm / 0.8in24mm / 0.9in Joint Thickness(approx.)0.5 ~ 1.5mm / 0 ~ 0.1in0.5 ~ 2.5mm / 0 ~ 0.1in0.5 ~ 3mm / 0 ~ 0.1in0.5 ~ 3.5mm / 0 ~ 0.1in0.5 ~ 3.5mm / 0 ~ 0.1in1 ~ 5mm / 0 ~ 0.2in1 ~ 6mm / 0 ~ 0.2in Package List 100 x Pull Riveting Nuts 1There are a variety of nuts of different specifications, all of which are classified and packed in plastic boxes, which are easy to carry and use. 2Suitable for various metal plates, fastening pipes and other manufacturing fields. 3Widely used in the assembly of automobiles, aviation, railways, refrigeration, elevators, switches, instruments, furniture, decorations and other electromechanical and light industrial products. 4Aluminum galvanized material processing, wear resistance, oxidation and corrosion resistance, long service life. 5A large number, can meet your use and replacement needs, very practically.