Since those bolts often get driven to the hilt it requires that you open up the top of the hole to accommodate the wider top of the bolt. I'd prefer to not have to do that. ------Original Message------ From: Ron Nossaman Sender: pianotech-bounces at ptg.org To: pianotech at ptg.org ReplyTo: pianotech at ptg.org Subject: Re: [pianotech] WNG plate bolts Sent: Jul 27, 2010 8:09 PM David Love wrote: > Why don't they cut the threads all the way to the top? There needs to be a body wide enough for the top bolt to thread into, and the hex drive. Why would lag threads be necessary, or even beneficial there? Ron N David Love www.davidlovepianos.com
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