Fasteners -10Pcs/Lot M4-M8 Metric Thread Stainless Steel Rivet Nut Rivnut Inserts Nut M8 Highlights Generic Brand 10Pcs/Lot M4-M8 Metric Thread Stainless Steel Rivet Nut Rivnut Inserts Nut M8 Description: Made of Stainless Steel high quality, durable. Flat head. Knurled body. Strong and corrosion resistant. Rust resistant and strong enough to be applied in many types of heavy materials including sheet metal, steel, aluminum, plastic, fiberglass, etc. Perfect for automotive, furniture, decoration and other electrical and industrial products. specification: material: stainless steel Color: silver M4 Length: 1.1 cm / 0.43 inch; Diameter: 5mm/0.2inch M5 Length: 1.2cm/0.47inch; Diameter: 6mm/0.24inch M6 Length: 1.5cm/0.59inch; Diameter: 8mm/0.31inch M8 Length: 1.8cm/0.71inch; Diameter: 10mm / 0.39inch Package Include: 10 Pieces Stainless Steel Rivet Nut Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 1-3cm differences due to manual measurement.