Inquiry (采购产品): 3D .stp models requested Hello, I need 3D step files for the following. ER1022-042NELR 44506-6520 ER1032-042NEL 44506-7420 Thanks. **** Hidden Message ***** Michael Rupinsky 21075 USA Company: Northrop Grumman E-mail: michael.rupinsky@ngc.com **** Hidden Message ***** michael.rupinsky@ngc.com