The RIVET BUTTON HEAD ALUM/STEEL 1/8 DIAM GRIP .313-.375 features a durable aluminum body paired with a steel mandrel, designed for effective blind fastening applications where access to the opposite side is limited. Its low-profile head diameter is twice that of the rivet body, providing a sleek finish. Ideal for various industrial and automotive uses, this rivet ensures a secure and lasting hold in materials with grip ranges from .313 to .375 inches. Simple to install, it is perfect for projects requiring strength and reliability.