Made of 304 stainless steel Our silver rivet nuts are made of high quality 304 stainless steel and will not rust. You do not have to worry about the beauty and durability of the items used. ’ M6 stud nut: Rivet nut model is m6. It has a round internal thread and a coarse engraving on the outside for better tightening to ensure a stronger connection with the screw. The length is 15mm and the caliber is 9mm. Perfect Knurling and Threading: The knurling of the integrated nut allows the nut to fit the object tightly, making it difficult to slip, and the internal threads of high precision are compatible with the appropriate screws. Easy Installation: For riveting, it can be easily installed in a variety of materials such as steel, plastic and fiberglass. You can use it to loosen and tighten as often as needed. Use as you need: You can use it in any wood or plastic product as you need. Which can be widely used in automobiles, furniture, decorations, handmade products and other