Rivet nuts are crafted from durable aluminum alloy, offering robust strength, excellent corrosion resistance, and a long lifespan. Key Benefits: - Reliable fastening solution that meets a variety of repair needs. - Open-ended design with a small flange and gear inner walls ensures a secure grip in various applications. Product Features: - Compatible with car, boat, furniture, and machinery repairs. - Available in multiple sizes: M3, M4, M5, M6, and M8, with a low profile for versatile use. Includes: - 1 x nut rivet device (with a key) - 5 x nut rivet mandrels: M3, M4, M5, M6, M8 - 20 x M3 gear rivet nuts - 20 x M4 gear rivet nuts - 20 x M5 gear rivet nuts - 10 x M6 gear rivet nuts - 10 x M8 gear rivet nuts - 1 x plastic storage box for organized storage - 1 x user manual for easy operation Applications: - Perfect for performing repairs on automotive components, ensuring a secure hold during maintenance or assembly. - Ideal for home improvement projects, allowing for quick and effective attachment in furniture or fixtures. - Useful in marine applications, providing reliable fastenings under challenging environments. Offering practicality and reliability, these rivet nuts stand out as an essential tool in any repair toolkit.