David, When did Steinway change from .146 to .131?  All our Steinways are over 18 years old. Paul <table width=100%> <tr valign=top> <td width=40%>"Porritt, David" <dporritt@mail.smu.edu> Sent by: pianotech-bounces@ptg.org 07/31/2008 01:19 PM <table border> <tr valign=top> <td bgcolor=white> <div align=center>Please respond to Pianotech List <pianotech@ptg.org></div></table> <td width=59%> <table width=100%> <tr valign=top> <td> <div align=right>To</div> <td>"Pianotech List" <pianotech@ptg.org> <tr valign=top> <td> <div align=right>cc</div> <td> <tr valign=top> <td> <div align=right>Subject</div> <td>RE: Key Bushing Cauls</table> <table> <tr valign=top> <td> <td></table> </table> You can’t live without cauls for 0.146” pins as they are so standard.  On new Steinways the front pins are 0.131” so if you do any Steinway work you’ll need those.  I’d recommend getting a set of 0.146” and buy the rest as needed.  All of mine are Spurlock cauls though I know there are other good ones out there but Bill will get a set to you on very short notice.  If you pick up an action to bush the keys and you don’t have the proper cauls, you can order them as you are removing the old bushings and have them within a couple of days.   dp   David M. Porritt, RPT <a href=dporritt@smu.edu>dporritt@smu.edu</a>   From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On Behalf Of Matthew Todd Sent: Thursday, July 31, 2008 12:01 PM To: pianotech@ptg.org Subject: Key Bushing Cauls   I would like to order some cauls soon, but I had a question.   I feel I don't need to order every single size/shape of cauls available, and there are many.  So, what would be a good size to begin with, if I were to order only one set?     Thanks! Matthew