The 5E20 Blind RIV ALM Open 4.0x10mm is a precision blind rivet engineered for demanding applications requiring reliable fastening without access to the reverse side. Featuring a 4.0mm diameter stem and 10mm grip range, this aluminium rivet delivers consistent performance across sheet metal, composites, and lightweight assemblies. The open-end design facilitates easy installation with standard rivet tools, while the aluminium construction provides excellent corrosion resistance and weight efficiency. Ideal for aerospace, automotive, and industrial manufacturing where structural integrity and durability are non-negotiable.