The Stubai Valley - Home of Metalworking The Stubai Valley - Home of Metalworking What do you think of when you hear the name STUBAI? Perhaps wonderful mountain ranges, untouched hills, roaring glaciers and pure nature come to mind? The Valley of Stubai is known not only for its tourism and hospitality. For over 100 years the region has also been renowned for manufacturing high quality products made from the best steel available. Stubai Tooling Industries stands for innovation, quality and safety.