Package Included: 150pcs Blind Rivet Nuts Set M3 M4 M5 M6 M8 Specification: Name : Blind Rivet Nuts M3 M4 M5 M6 M8 Material : stainless steel Quantity:150pcs Product Weight:336g : Support Features: 1. Strict production standards, industrial quality, High quality galvanized aluminum rivet nut kit, durable. 2.F type (flat head), round head knurled (increased torsion strength) design, increase product life. 3. Reusable, easy to store and organize box packaging, easy to access and not easy to lose accessories. 4. A variety of applicable materials, rivet nuts can be installed in a variety of different materials including steel, plastic and fiberglass. 5. A wide range of applications, suitable for automobiles, furniture, decorations and other electrical appliances and industrial products. 6.With a wide audience, this combination kit is an ideal choice for businessmen, engineers, farmers, contractors, builders and other personnel, and is a perfect complement to all workshops. Note: 1.Please allow 1-3mm errors due to manual measurement. 2.Due to light and screen setting difference, item's color may be slightly different from the pictures. Please understand.