Signal troops had special fur packs for their Tools. Each was numbered according to its specific content. They are quite rare as not many troops were signals to start with and only a small portion of them were issued those packs.
#3 Marked with a waffen Amt on the back and one of the straps has an ink stamp with a waffen Amt and a date '21 FEB 1940'. The straps have brass fittings, an interesting variation. The straps have withened a bit but easy to make disappear with a bit of leather treatment and a brush.