Rivet nut is a clever yet simple method of inserting a captive threaded insert into a sheet metal, round or square tubes and even aluminum sections. They are essential tools for fastening firewall additions, off-road modifications, body panels, bicycle attachments or even metal sheet roofing! The Hand Riveter Professional Rivet Gun makes installing rivets a lot easier and safer. It is a hand operated device that creates threaded hole for fixings that measure anywhere between M3 to M10. Designed for easy changing of mandrels and nose pieces by hand and the rubber handles are designed ergonomically for ease of use. Get it now!