6.4 X 20.5MM STEEL MASTERLOCK RIVET (STRUCTURAL) is a high-quality fastening component designed for precision and durability. Manufactured to DIN standards, it provides reliable strength in demanding applications. The corrosion-resistant brass or zinc-plated steel finish ensures longevity, while the precision threading allows for a secure fit. Whether used in construction, electrical work, or mechanical assembly, this fastener guarantees stability and ease of installation. Its design ensures efficient load distribution, making it a trusted choice for professionals and DIY users alike.