Mini Anchor Rivet Nuts are threaded device which after flaring with a riveting tool over the sheet metal provides a strong and secure permanent thread in sheets too thin to be tapped. The Nuts are available in various sizes ranging from M3 to M10. The Nuts can be used for sheet 0.5 to 5 mm thick. The Mini Anchor Rivet Nuts are manufactured using quality grade steel, stainless steel, brass, aluminium, copper.