Elephant Grass is a grass plant used for animal feed, contains lots of nutrients for livestock, and is used as an ingredient in animal feed. The growth time is around (50-60) days for harvest. This elephant grass grows at an altitude of 0 – 2500 meters above sea level. In Lanna, elephant grass is used as animal feed, it is still processed using machetes, so it is not smooth and sometimes work accidents occur if you are not careful. In this condition, the aim of community service is to increase the farmer group's knowledge about TTG in the form of an elephant grass chopper. . The methods used are lecture, participatory and discussion methods. The results obtained show that the tool works well cutting elephant grass, with a capacity of 300 kg/hour