Specification: Name: SUS304 Flat head rivet nut Material:Stainless steel A2 (SUS304) Size: M3, M4, M5, M6, M8, M10, M12 Package include: 20 pieces rivet nuts Note: 1. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Contains: 20pcs M6 rivet nuts. Thread Size: M6(Dia); Drill Hole Size: 9mm/0.35"(D); Length: 23.5mm/0.93"(L); Head Outer Diameter: 12mm/0.47"(D). Easy to Use: Internal thread design for quick installation. Drill a hole according to the size of the rivet nut installation hole, insert the rivet nut, and tighten the locking nut with the rivet tool. Once installed, no finishing work is required on the rivnut fastener. 304 Stainless Steel: Threaded rivet nut is made of high-quality 304 stainless steel, uniform wall thickness and high strength, rust-proof and corrosion-resistant. It will not rust even in outdoor or humid environments and has a long service life. Wide Range of Uses: A rivet nut is used for metal plates or non-metallic, wood and other plates in housing construction, and can also be used in the assembly of furniture, household thin iron cabinets, equipment shells, and other machine and light industrial products. Wide Scope of Application: The rust-proof stainless steel rivnuts can apply in many different material types including steel, sheet metal, aluminum, plastic and fiberglass etc. Perfect for furniture, decoration, automotive and other electrical industrial applications.