Pinded supply: When buying this product, you receive a large packaging containing 4 copper round sticks and 4 zinc rods; a sufficient number of rods you provide can that you have sufficient materials in projects, without having to require no needWorried about running insufficient operation. Reliable materials: Pure copper zinc rods are made of 99.9% pure copper, metal luster, copper round stick conductivity is excellent, zinc stick is 99.99% pure zinc, suitable for copper plating and zinc; these materials the service life of the product's service lifeReliability. Perfect size: The size of each pure copper and zinc rod is about 3.94 x 0.39 inches/10 x 1 cm; convenient size is an Perfect choice for multiple applications, allowing you to flexibly use these rods for many projects, whether the size is the size, whether it is the size; They are easy to operate and install; their size makes it suitable for equipment, such as , boilers, pistons and ship systems. Save method: In order to maintain the effectiveness of unused pure zinc rods and copper rods, it is recommended to re -wrap them in a dry place with a fiber membrane; this preservation method can prevent materials from oxidation and that its protection performance has been maintained until prepared to prepare.use. Wide application: Due to its reliable materials and suitable size, these pure copper zinc rods can be widely used in fields, including electrical, metallurgy, chemical industry and DIY projects; whether you are a professionals or amateur enthusiasts, these sticks definitely definitely meet your needs, it can also be used to make machinery parts and portation tools. Perfect for DIY: Catering to DIY enthusiasts, this product allows you to bring visionary projects to life. Whether you are makingjewelry or crafting gadgets, these pure copper zinc rods are the right tools to have in your inventory. in the product photos, the copper and zinc rods have classic metallic colors that are not only beautiful but also clearly identifiable. The copper pole has a vibrant rustic color while the zinc pole has a smooth silvery , both of which are sure to enhance your project. Material:brass Size:Copper round rod:.3.94 x 0.39 inches/10 x 1 cm, Zinc pole:.3.94 x 0.39 inches/10 x 1 cm Package Contents: 4 x copper round rods 4 x zinc rods