Thattukool is a treatment tool of Kalarimarma which is mainly used to remove the tumors found in various locations of muscles, nerves and joints. It is also helpful to improves the passage of blood and various body fluids through the nerves along with the removal of toxins from them by various excretion methods of body. The duration of treatment courses along with the application of this treatment tool will be 7 days , 14 days or 21 days. The patients must be subjected to various cycles of this treatment courses depends on their conditions which must be finalized by the master. This treatment will also results in the complete removal of obesity, joint pain, muscle pain etc. Thattukool is also used for various applications in marma points, muscles and nerves by the masters while conducting treatments. There are more than 96 various treatment tools used by Kalari marma experts. The purpose of this video is to preserve this precious knowledge from extinction.