<HTML><HEAD> <META charset=US-ASCII http-equiv=Content-Type content="text/html; charset=US-ASCII"> <META content="MSHTML 6.00.2800.1106" name=GENERATOR></HEAD> <BODY style="FONT-SIZE: 12pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #ffffff"> <DIV> <DIV>In a message dated 10/22/2007 9:47:17 AM Pacific Daylight Time, JD writes, in response to Cal Munson's question::</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue 2px solid"><FONT face=Arial>>...I am wondering what  would be considered  reasonable tolerances <BR>>in the ideal bore distance?<BR><BR>Half a millimetre.<BR><BR>JD</FONT></BLOCKQUOTE></DIV> <DIV><FONT face="Bookman Old Style">I was going to say a millimeter, but certainly not 1/4" (6.35mm). You'll have lots of problems, including poor tone from undercentering, heavier touch from the friction of the shank being too low, and probably the inability to get enough blow distance due to the shanks hitting the rest felts. </FONT></DIV> <DIV><FONT face="Bookman Old Style"></FONT> </DIV> <DIV><FONT face="Bookman Old Style">What information was given to the person who bored them? </FONT></DIV> <DIV><FONT face="Bookman Old Style"></FONT> </DIV> <DIV><FONT face="Bookman Old Style">Bob Davis</FONT></DIV><BR><BR><BR><DIV><FONT style="color: black; font: normal 10pt ARIAL, SAN-SERIF;"><HR style="MARGIN-TOP: 10px">See what's new at <A title="http://www.aol.com?NCID=AOLCMP00300000001170" href="http://www.aol.com?NCID=AOLCMP00300000001170" target="_blank">AOL.com</A> and <A title="http://www.aol.com/mksplash.adp?NCID=AOLCMP00300000001169" href="http://www.aol.com/mksplash.adp?NCID=AOLCMP00300000001169" target="_blank">Make AOL Your Homepage</A>.</FONT></DIV></BODY></HTML>