- Compatibility with various tools This electric drill epicycles gear set is tailored for seamless use with multiple power tools, including lithium electric keys and 506 lithium battery charging drills, making it easy to increase the functionality of your existing equipment. - Designed for performance Each gear is engineered for optimal performance and durability, delivering smooth operation even in demanding tasks and improving the overall efficiency of your power tools. - Tungsten carbide material Made of tungsten carbide, these gears are designed for extensive applications and provide reliable wear resistance that lasts over time. - Easy installation Precise dimensions enable hassle-free installation and replacement in your power tools. Comprehensive instructions are included to facilitate a quick setup. Applications - Upgrade cordless drills for more demanding DIY projects at home or in the workshop. - Extend tool versatility for tasks requiring consistent performance under load, such as repetitive drilling or fastening. - Replace worn gears in compatible tools to restore efficiency and precision during maintenance or renovation work.