Ideal for a wide range of applications, these knurled flat head rivet nuts offer a reliable solution for adding threaded inserts to metal surfaces. The vertical knurling ensures a tight grip, preventing rotation during installation. Use these rivet nuts with a compatible rivet nut tool for quick and easy installation in various projects. Features - Color: Silver -Material:Zinc alloy -Size:1.00X0.80X0.80cm/0.39X0.31X0.31in; (M3); thickness: 9mm; outer diameter: 5mm -Size:1.40X1.10X1.10cm/0.55X0.43X0.43in; (M5); thickness: 13mm; outer diameter: 7mm -Attractive knurled nut: the knurled nut design not only enhances the aesthetic appeal but also provides a better grip for easier installation -Flat head vertical stripes: the flat head vertical striped rivet nut ensures easy and secure installation, making it ideal for various applications -Sufficient: this product meets diverse needs, whether for small projects or largescale industrial use - : made from reliable materials, these rivet nuts are sturdy and reliable, ensuring performance -Versatile applications: suitable for various mechanical equipment, these rivet nuts are versatile and can be used in multiple settings Package list: rivet nut