400pcs Stainless Steel Rivet Nuts Flat Head Threaded Insert Nutsert

[VARIOUS SIZES]400 pieces of rivet nuts with 6 sizes, including M3x9mm - 100pcs, M4x11mm - 100pcs, M5x12mm - 80pcs, M6x15mm - 60pcs, M8x18mm - 40pcs, M10x20mm - 20pcs.[HIGH-QUALITY MATERIAL]Made of 304(18-8) stainless steel which is one of the highest forms of corrosion resistant metals. The rivet nuts have high hardness, non-deformability and strong rust resistance. What's more, these rivet nuts are safe, non toxic and environmentally friendly.[EXQUISITE CRAFT]These knurled nuts have flat and deep thread, which is easy to fix and effectively anti-slip. Besides, you will appreciate their appearance with smooth surface without burrs. Having the added advantage of clear and neat screw threads, they are ready to be used.[WIDE APPLICATION]The assorted nutserts are widely used in construction, aviation, automotive, furniture, decoration and other electrical and industrial products. Rivet nuts can be installed in many different kinds of material including steel, plastic and fiberglass.[CONVENIENT STORAGE]400 pieces of rivet nut assortment kit comes in a separated grids storage box, which is durable enough to accommodate all items safely and convenient to carry. It's quick to pick up which size you need.Colour:SilverMaterial:stainless steelPackage Contents:400 x Rivet NutsOnly the above package content, other products are not included.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 +/- 1-3cm.