Features:brand new excessive qualityMade of wonderful material, 1/4"-20 Stainless Steel Rivet Nut Fastener Threaded rt Nut Rivnuts, 1/4-20UNC, Flat (Knurled)Stainless metallic lock nuts, stable satisfactory to fulfill your standards for different purposes in domestic furniture, decoration, automotive, electrical and commercial products.Rivet nuts can be utilized on heavy materials corresponding to steel, sheet metal, aluminum, plastic, and fiberglass.Each rivet nut is made with a knurled around body.Product parameters:Thread size: 1/4"-20Material: Stainless steelBody diameter: 8.9 mm/0.350 inchesGrip range: 0.5mm-3mm/ 0.019”-0.118”Head Diameter: 12.3mm/ 0.490"Head height: 1.3mm/ 0.052"Application gap size: 9mm/ 0.351"-0.356"Overall Length: 15.5mm/0.610inHead type: flat headColor : SilverPackage Included:40 * stainless-steel rivet nutsNote: 1.The genuine coloration of the item could also be slightly assorted from the pictures shown on web content caused by many factors corresponding to brightness of your display screen and light-weight brightness.2.Please allow slight handbook dimension deviation for the data.