General description The 140pcs Hex Nuts set includes M1, M1.2, M1.4, M1.6, M2, M2.5, and M3 sizes, with 20 pieces of each size. Made from high-quality 304 stainless steel, these nuts feature a smooth finish without burrs, ensuring durability and long-term use. The clear threading provides uniform force and minimizes slipping, making them easy to install and screw by hand. The set comes in a sturdy plastic box for convenient storage and transportation. Technical specifications Material: 304 stainless steel Sizes: M1, M1.2, M1.4, M1.6, M2, M2.5, M3 Quantity: 140 pieces (20 of each size) Usage These hex nuts are ideal for a wide range of applications, serving as replacements for industrial and construction fasteners, as well as important accessories in daily life.