Kit de herramientas de tuerca de remache mixta 150 piezas tuerca de remache de acero zinc inserción tuerca roscada M3-M10
Rivet nuts can be installed in many different kinds of material including steel, plastic and fiberglass etc. Material: Carbon Steel, Zinc Plated. A ribbed body holds the nut in place so it won't turn when tightening a screw.