ITEM NAME:100Pcs Zinc Plated Carbon Steel Rivet Nut Rivnut Insert Nutsert 1/4-20 O7K7 100Pcs Zinc Plated Carbon Steel Rivet Nut Rivnut Insert Nutsert 1/4-20 O7K7 Zinc Plated Carbon Steel Rivet Nut Rivnut Insert Nutsert 1/4-20UNC, 0.5-3.5mm Rivet Range, Large Flange, Knurled Body Product Name : Rivet Nut Material : Carbon Steel,Zinc Plated Type : Flat Weight : 294g Package Content : 100 xRivet Nut Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.