Item: Round Body Countersunk Head Rivet Nut Material:Carbon steel Size:M3~M6 Finish :blue zince plated Application: Metal furniture,railways,home appliance,freezer equipment. Certificate:ISO9001-2015 Origin:China. QC: Inspection( Self-check through production) Transport:By sea or by air. Payment:L/C,T/T, Western union Port: shanghai-Provides a strong thread in a thin sheet -Simple blind installation -Fast assembly time -Low assembly costs: easy installation  with one single operation of the hand -Avoids damaging the surface of the workpiece -No deformation of the workpiece -Low installation cost: no expensive setting tools needed -Works in close-to-edge applications -Unloseable after setting -Appropriate for repeated assembly.