This high-quality nylon wire brush set from PROTECH TOOLS is the perfect addition to your HVAC & Refrigeration toolkit. With 50 units available, you can ensure that you always have a brush on hand when you need it. Ideal for tube cleaning, these brushes come in sizes ranging from 12mm to 25mm, making them versatile and suitable for a range of applications. Whether you're a business owner or an industrial worker, these brushes are a must-have item for your maintenance needs. Constructed from durable materials, they are designed to withstand regular use without losing their effectiveness. Don't let your HVAC & Refrigeration system suffer from poor maintenance - make sure you have the right tools for the job with this essential brush set.