Blind RIV ALM Open 4.0x18mm rivets deliver reliable fastening for lightweight structural applications. These open-end aluminium rivets feature a 4.0mm diameter and 18mm length, ideal for joining thin sheet materials where weight reduction matters. The blind design allows installation from a single side, eliminating access requirements to the reverse surface. Engineered for consistent performance in assembly work, these rivets provide secure, permanent joints with minimal installation complexity. Essential for manufacturing, automotive, and fabrication operations demanding dependable fastening solutions.