<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; charset=US-ASCII"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR></HEAD> <BODY id=role_body style="FONT-SIZE: 10pt; COLOR: #000000; FONT-FAMILY: = Arial" bottomMargin=7 leftMargin=7 topMargin=7 rightMargin=7><FONT id=rol= e_document face=Arial color=#000000 size=2> <DIV>I used to do swing test but I found the results to be very inconsistent.  When you factor in the different weights of hammers from= top to bottom, what does the number of swings with some arbitrarily picked hamme= r tell you?</DIV> <DIV> </DIV> <DIV>Use a gram gauge and get an absolute number on your friction.  If = you tell me you get X swings I would need to know the weight of the hammer and h= ow far out on the shank it was located and as you have found out the angle it i= s relative to the flange.  Too many variables for a number which doesn't really tell you anything to begin with.</DIV> <DIV> </DIV> <DIV>Just my 1 cent worth.</DIV> <DIV> </DIV> <DIV> </DIV> <DIV><FONT lang=0 face=Arial size=2 FAMILY="SANSSERIF" PTSIZE="10"= >Andrew Remillard <BR>2417 Maple Ave<BR>Downers Grove, IL 60515<BR>ANRPiano.com<BR>630-852-5058</FONT></DIV></FONT></BODY></HTML>