Achieve permanent, vibration-resistant bonds in sheet metal and ductwork with Mywish Aluminum Blind Pop Rivets. Designed for "blind" fastening applications where access is limited to only one side of the work, these rivets are an essential solution for gutter repair, automotive bodywork, and general metal fabrication. The 1/8 in. diameter fits standard drilled holes for broad compatibility.These rivets feature a hybrid construction that combines an aluminum body with a high-strength steel mandrel. The aluminum grip ensures the fastener remains lightweight and resistant to rust and corrosion, making it perfect for outdoor or moisture-prone environments. Meanwhile, the steel mandrel provides the necessary tensile strength to pull the rivet tight for a secure, professional installation.Compatible with standard hand and power rivet guns, these open-end rivets are easy to install and deform correctly to hold materials firmly together. The domed head provides a smooth, finished appearance on the visible side of the joint. With 300 pieces per pack, this assortment ensures you have plenty of fasteners on hand for large-scale siding, roofing, or HVAC projects.