Description:* Clip into mounting holes with fingertip pressure, no tools required.* Rivet legs expand to securely lock components into place, pull head up to release and disassemble. Used for PCB, fixed iron plate parts, instead of screws.* Commonly used for fitting side skirt, bumper, fender, door trim panel, interior trim panel and various trim panels.* They can be used on truck, buses, trains, planes, caravans, etc. Specification:Product Name: Push Clips RivetMaterial: NylonFit Hole Diameter(Approx.): 4mmBase Rod Height(Approx.): 12mmDrawing force(kg): 20Fit for Panel Thickness(Approx.): 9mm~10.5mmHead Size(Approx.): 7.8mm x 1.7mm(D*T)Color: Black Package Contents:50(+/-2%) x Push Clips Rivet