This comprehensive 35-piece brake line fitting nuts kit is designed specifically for inverted flare connections on 3/16 and 1/4 inch brake lines. Each nut is precision-manufactured from high-quality iron with zinc plating for enhanced durability and corrosion resistance. The kit provides a complete assortment of sizes to handle most automotive brake line repair and replacement needs. These nuts feature carefully engineered threading and flaring to ensure secure, leak-free connections critical for brake system safety. The zinc-plated finish offers excellent protection against rust and environmental factors, while the hexagonal design allows for proper tool grip during installation. Perfect for professional mechanics and DIY automotive enthusiasts working on brake system maintenance or repairs. The variety of sizes included makes this kit a versatile addition to any automotive tool collection.