<html><head><style type="text/css"></style></head><body><div style="font-family:verdana, helvetica, sans-serif;font-size:10pt"><DIV></DIV> <DIV>Hi Rick,</DIV> <DIV> </DIV> <DIV>If you are referring to upright dollies - go ahead and drill them out so they will accept hex head lag screws. You don't need to increase the size that much.   They are much sturdier mounted that way.<BR> </DIV> <DIV><STRONG><FONT color=#0000ff>Steve Grattan</FONT></STRONG></DIV> <DIV> </DIV> <DIV style="FONT-FAMILY: verdana, helvetica, sans-serif; FONT-SIZE: 10pt"><BR> <DIV style="FONT-FAMILY: arial, helvetica, sans-serif; FONT-SIZE: 10pt"><FONT size=2 face=Tahoma> <HR SIZE=1> <B><SPAN style="FONT-WEIGHT: bold">From:</SPAN></B> "richarducci@comcast.net" <richarducci@comcast.net><BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B> pianotech@ptg.org<BR><B><SPAN style="FONT-WEIGHT: bold">Sent:</SPAN></B> Mon, December 3, 2012 8:14:00 AM<BR><B><SPAN style="FONT-WEIGHT: bold">Subject:</SPAN></B> [pianotech] Piano dollies<BR></FONT><BR><BR>List,<BR>The last set of dollies I got had holes that were too small for any hex head bolts I could find. Had to use screws!<BR><BR>Never seen this before. Do the holes need to be bored out?<BR><BR>Rick Ucci<BR><A href="http://uccipiano.com/" target=_blank>Uccipiano.com</A><BR>609-677-0444</DIV></DIV></div></body></html>