50X JACK NUTS THREADED INSERT SCREW ANCHORS M4 - BLIND SPIDER NUT - RIV NUT Jack Nuts Please select your requirements from the drop down lists above Features Economical Easy to use Wide grip range Great pull out resistance High breaking load Can be used to assemble uneven surfaces Not hole size sensitive Description Jack nuts are used to offer a threaded hole in thin or soft materials. Often used on vehicle body panels where the back of the panel is inaccessible. Also known as Spyder Jack Nuts or Pop Jack Nuts. Used by DIY enthusiasts and professionals alike. Place into a pre-drilled hole and tighten, the body splayes on the blind side of the material. A versatile insert nut for brittle, thin, or soft materials. Fast installation, either manually or with the setting tool. The grip range for each size is shown in brackets. Setting Tool suitable for M4. Manufactured from carbon steel. The quantity is 50.













