Non-metal. Perform a thorough and gentle cleaning of the soldering tip to improve heat transfer and maximize soldering quality in less than 1 second. The included CL2008 fiber brushes provide a gentle cleaning, which is especially recommended for regular use to extend the lifespan of the soldering tip. A digital input signal from the robot triggers or stops the brush rotation. The brush opening allows easy access to the soldering tips and keeps the workspace free of foreign objects. Solder residue is collected in a large catch container that is easy to remove, extending maintenance intervals and increasing productivity. The CLR tip cleaner is also available with CL1008 fiber brushes, which allow for deep cleaning, especially recommended when tip restoration is needed.