This Chiller Tube Cleaning Machine set with 1 Shaft and 25 Brushes is a powerful and efficient tool for HVAC & Refrigeration professionals. It is designed to make cleaning chiller tubes quick and easy, without damaging the tubes themselves. The set comes complete with 25 brushes of various sizes, so you can find the perfect match for your tubes. The PT 110 model from PROTECH TOOLS is a reliable and durable choice, with a unit quantity of 1. Whether you are in the business of HVAC & Refrigeration or just need to clean your own chiller tubes, this machine set is a must-have.