Is there anything special about the head stud washers? Grade 5, Grade 8? Size, thickness?Mike MacLean56 BN2, 60 AN5 Sent via the Samsung GALAXY S® 5, an AT&T 4G LTE smartphone -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://autox.team.net/pipermail/healeys/attachments/20150427/c01530de/attachment.html>