Feature: 1. Suitable for punching and drilling, reducing rework and waste. 2. The rivet nut is flexible and does not damage the surface of the workpiece. 3. Aluminum rivet nut provides high strength and good durability. 4. There are 150pcs nuts to meet your different needs. 5. All nuts are sorted and packed in a plastic storage case, convenient to carry and use. Specification: Item Type: Rivet Nut Material: Aluminum Model & Quantity: M3 50PCS M4 40PCS M5 30PCS M6 15PCS M8 15PCS. Package List: 150 x Rivet Nut Suitable for punching and drilling, reducing rework and waste. The rivet nut is flexible and does not damage the surface of the workpiece. Aluminum rivet nut provides high strength and good durability. There are 150pcs nuts to meet your different needs. All nuts are sorted and packed in a plastic storage case, convenient to carry and use.