When you're specifying solder mask, how much larger does the stop mask have to be than the pad? If I have an 80 mil pad, can I use an 80 mil stop mask, or does it have to be larger? Thanks, Colin _________________________________________________________________ The new MSN 8: advanced junk mail protection and 2 months FREE* http://join.msn.com/?page=dept/bcomm&pgmarket=en-ca&RU=http%3a%2f%2fjoin.msn.com%2f%3fpage%3dmisc%2fspecialoffers%26pgmarket%3den-ca -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.