Our Marines 1st Tank Battalion lapel/hat pin from SGT GRIT honors a USMC armor division with engagements that included service during World War II, the Korean War, Vietnam War and Operation Desert Storm. Its motto: Steel on Target. The embossed metal 1st Tank Battalion pin with the words First Tank Battalion is in the shape of a blue jousting shield with five stars and the number one on a pin with the division's symbol of lightning bolt over the image of a Word War II tank.