Description
The Marson BR4-3AAD (M40215) AB4-3A aluminum blind rivet is an open-end rivet with an all-aluminum body and mandrel, featuring a 1/8-inch (0.125 in) nominal diameter and a grip range of 0.126-0.187 inch (≈ 3.20-4.75 mm). It has a dome (button) head and a plain (uncoated) finish, offering good corrosion resistance and lightweight strength. Designed for blind fastenings where you cannot access the back side, it is suitable for moderate material thicknesses in aluminum assemblies, sheet metal work, and general fabrication needs.



