Standoffs

Standoffs is also called the pressure riveting screw or nut column, is used in sheet metal, thin plate, chassis, cabinets, a fastener, pressure riveting nut its end a hexagonal shape, the other end is cylindrical, hexagonal side with cylindrical with a relief groove, its shape as the internal thread, through the press to press the hex head into the preset hole plate (preset hole aperture generally slightly greater than the pressure riveting screw cylinder diameter) of the plastic deformation around the hole, part of deformation is within the relief groove into pressure riveting nut column, the column pressure riveting nut rivet on the sheet, as to form the effective fixed on the sheet of internal thread.