Thermaltronics TMT-TC-2 Tip Tinners is a compressed tablet of pure tin and ammonia phosphate formulation in a metal container with lid. It has a self adhesive pad on the underside to allow it to be affixed on, or near the work station. Thermaltronics TMT-TC-2 Tip Tinners provides fast, efficient cleaning and re-tinning of blackened and highly oxidized soldering iron tips, safely and efficiently.