The Union polishing brush is a high-quality accessory for your E400 or E400 Duo Speed ​​polishing machine. The brush is made from a combination of Union fibers and is ideal for polishing a variety of surfaces. With a single-piece size, this brush is easy to handle and delivers professional results. The Union fibers ensure effective cleaning and polishing of various surfaces without leaving scratches or damage. The brush is durable and robust, so you can use it for many projects. The Union polishing brush is easy to attach and fits perfectly on your E400 or E400 Duo Speed ​​polishing machine. It enables fast and efficient polishing, whether you're working on wood, metal, or other materials. Use the Union polishing brush to make your surfaces shine and achieve a professional finish. With this brush, polishing becomes child's play!