finding the edge

Hi all what is the best and most accurate way for finding the edge on a work piece to enable a hole to be drilled dead centre. Use a feeler gauge or a
cigarette paper what do other engineers use?????????
--
All e-mail scanned by Norton anti Virus



Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload
wrote:

An edge finder.
Regards, Tony
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

http://triviagames.tripod.com/using_an_edge_finder.htm
You can also use audio edge finder that beeps J & L Part AMLNR-70001 66.95
or illuminated edge finder that light up. J & L Part AMPEC - 42520J 17.95
Or do a search here for cheaper models http://www.chronos.ltd.uk
Lionel
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

There is a video you can download on this site on using edge finder. http://www-me.mit.edu/Lectures/MachineTools/mill/intro.html
Lionel
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

Polytechforum.com is a website by engineers for engineers. It is not affiliated with any of manufacturers or vendors discussed here. All logos and trade names are the property of their respective owners.