🔧 Elevate Your DIY Game with ELECTRAPICK's Ultimate Washer Set! Backed by a satisfaction guarantee for peace of mind. Designed for easy use, reducing friction and preventing leaks. Built to last, ensuring durability in both home and commercial applications. Crafted from high-quality copper for optimal electrical connections. 280 pieces across 10 sizes to tackle any project with ease. Copper material 280 pcs 10 sizes The ELECTRAPICK 10 Sizes 280pcs-O Ring Washers Set is a comprehensive assortment of high-quality copper washers designed for a variety of applications, including household, automotive, and marine uses. With 280 pieces in 10 different sizes, this kit ensures you have the right washer for any job, all while providing superior conductivity and corrosion resistance.