5x nut rivet mandrel: M3 / M4 / M5 / M6 / M8. Size: M3 / M4 / M5 / M6 / M8. 10x M8 threaded rivet nuts. Labor Saving Design: Tool with Mandrel Knob to easily separate the rivet nut from Riveter after it has been fixed; The Tool Stop Lever limits the opening of handles after the nut has expanded to prevent the thread of the nut from deformation.
This product would be ideal for professionals who need a range of sized threaded rivet nut inserts for different applications with a rivetsetter or rivet gun.