The Israeli Air Force's Aerial Maintenance Unit (AMU) is using 3D printing technology to create functional replacement parts for their 30-year-old F-15 aircraft. Through replacing these parts and upgrading the equipment, the IAF is able to keep their older planes and helicopters relevant by today's military standards. Read more at 3DPrint.com: https://3dprint.com/130515/iaf-3d-printed-parts