I havn't use OrCADad as such, but are ju sure that there actualt *are* a "default" drill size ? Isn't the drill size defined at the component level (or whatever it'a called in OrCAD) in the component library ? Look for "hole size" also... Jan-Erik. Gary Pepper wrote: > ...I am unable to figure out > how to change the default drill sizes that OrCAD uses for DIP IC packages... -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads