LinkMejor M4 x 10mm Knurled Stripe Countersunk Head Rivet Nut Insert 50PCS

This nut has a flange to provide increased strength in punched and drilled holes.Knurled body provides a higher resistance to spin out when installed in soft materials.Rivet Nut fastener is a tubular rivet with internal threads.It can be installed in seconds form one side of the work.