Feature: 1. Made of 304 stainless steel, the rivet nut is durable, and has high strength and corrosion resistant. 2. 160pcs rivet nuts of various sizes are packed in a durable transparent box, there are 6 sizes for you to choose. 3. The rivet nut set is light in weight and easy and convenient to carry. 4. At the same time, the transparent storage box is durable enough to safely contain all items. 5. The product is made of high quality material and thus has good performance. Specification: Item Type:160Pcs M3-M10 rivet nutMaterial: 304 stainless steel Uses: If the nut of a certain product needs to be installed on the outside, and the inner space is narrow, the pressure head of the riveting machine can not be entered to perform riveting and the bud extraction method cannot meet the strength requirements, then both pressure riveting and rose riveting are not allowed Row. Pull riveting must be used. It is suitable for the fastening field of plates and pipes (0.5mm-6mm) of various thicknesses. The pneumatic riveting gun can be used for riveting at one time, which is convenient and firm. It replaces the traditional welding nut and makes up for the weakness of the welding of the metal sheet and thin tube, and the welding nut is not smooth. The Packaging Includes: M3x9 45pcs M4x11 40pcs M5x13 30pcs M6x15 20pcs M8x18 15pcs M10x21 10pcs. Package List: 45 x M3x9 40 x M4x11 30 x M5x13 20 x M6x15 15 x M8x18 10 x M10x21