Description:This kinds of rivet nuts has a wide usage range of assembling the instrument of automobile, railway fixing, elevator and so on.Designed with countersunk head and vertical thread, it is can be tightly attached to the instruments that you want to repair.The rivet nut is made of stainless steel material.The length of the storage box is 12.5cm, the width is 6.5cm, the height is 2.2cm.It can be widely used on automobile, aviation, railway instruments, etc.Item Name: Rivet NutMaterial:Stainless SteelSpecification: 50PcsProduct Style: Countersink Head & Vertical ThreadSurface Treatment: True ColorSize Details:12.5cm x 6.5cm x 2.2cm/4.92" x 2.56" x 0.87" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:10 X M8 Rivet Nuts10 X M6 Rivet Nuts10 X M5 Rivet Nuts10 X M4 Rivet Nuts10 X M3 Rivet Nuts