The 5F20 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 shaft and 10mm grip range, this aluminium rivet delivers consistent performance across sheet metal, composites, and lightweight structural assemblies. The open-end design accommodates various mandrel configurations, making it ideal for specialised joining tasks in aerospace, automotive, and manufacturing sectors. Superior shear strength and vibration resistance ensure long-term durability in high-stress environments. A trusted choice for professionals demanding exacting standards in blind fastening solutions.