Package Content: the package includes 12 anode zinc rods, providing you with enough supply for usages; With this quantity, you can easily replace existing rods or have extras on hand for use, ensuring prolonged protection against in your equipment, perfect for those working on multiple projects, allowing for versatility and multiple applications Quality Material: crafted from high purity zinc, the zinc anode has a purity level of up to 99.995%; This anti purity ensures that the rods provide good protection for your equipment; The quality material also enhances the durability and of the rods, allowing it to effectively safeguard your equipment against rust and for an extended period; Silver color, smooth , no slag inclusion, no voids, good conductivity, and uniform dissolution zinc anode Proper Size: each zinc rod pure measures about 3.94 x 0.39 inches/ 10 x 1 cm (L x D), offering a convenient size that is easy to handle and install; The dimensions suitable for a wide range of equipment, such as , boilers, and marine systems; You can confidently use this rod in many applications without worrying about compatibility issues, fit for creators who need flexibility in production or construction Storage Method: to maintain the effectiveness of the unapplied pure zinc rod, it is recommended to re wrap it with a fiber membrane and store it in a dry place; This storage method prevents oxidation of the material, ensuring that the anode rod retains its protective properties until it's ready to be applied; By following this simple storage practice, you can that your anode rod is for deployment when protection is needed Wide Application: these zinc metal rods are versatile and can be applied in many applications, making them a reliable choice for different environments; For example, in ship construction, zinc anodes are often installed on ship hulls, water tanks inside ships, etc., to protect the ship hull from seawater by sacrificing themselves; You can trust them to extend the usage time of your equipment, also suitable for laboratory science and electroplating experiments The cylindrical shape of this zinc rod enhances its ease of installation and replacement. The design allows for a seamless fit into equipment, ensuring a secure and effective prevention solution. You can effortlessly install or replace this rod without hassle, saving you time and effort during maintenance or replacement tasks. In addition to its practical applications, the zinc metal anode is also suitable for school scientific experiments and research lab projects. Students can utilize the zinc anode rod as an educational tool to learn about prevention and conduct experiments in a controlled environment. The high purity zinc material and cylindrical shape perfect for educational purposes, providing students with experience and knowledge in of prevention. Colour:Silver Material:zinc Package Contents: 1 set x zinc anode Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.