[pianotech] Drilling pinblocks from the bottom

[David Love]

I can't say I've recognized any pattern in grands or uprights to come to any
real conclusion.   

David Love
www.davidlovepianos.com

-----Original Message-----
From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf
Of Kazuo Yoshizaki
Sent: Thursday, October 15, 2009 11:29 AM
To: pianotech at ptg.org
Subject: Re: [pianotech] Drilling pinblocks from the bottom

> In terms of trouble gone to, it's the other way. Not drilling through is
unnecessary to the process.

I think I've seen more loose pins on grands than on uprights, and I
think it's to do with the holes all the way through or not. Am I
wrong?

Yoshi