This is a challenge coin or medallion for the 79th Engineer Combat Battalion (HVY),18th Engineer Brigade. One side contains a crest with the unit designation information. The other side contains the motto READY EVERY DAY/RANGE 99. In the center there is a bulldozer with an American flag. On the blade of the dozer is written GRAF '82 13 APRIL-19 November. It has some weight to it and is about the size of a silver dollar with an eyelet to allow it to be suspended or attached.
Please email me for availability and shipping costs.