TBM Ida has diameter of over 10 meters, length 160 meters, weight 2420 tons (only the "head" 263), motor power of 4550 kW.

Ida will bore 8.4 km south, in the direction of Italy, within the West line, while TBM Lilia busy with East line for past two months.

https://www.fsnews.it/it/focus-on/infrastrutture/2023/6/28/brennero--inizia-il-viaggio-di-ida.html