Date:         Fri, 5 Nov 2010 19:39:54 -0400
Reply-To:     David Beierl <dbeierl@ATTGLOBAL.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         David Beierl <dbeierl@ATTGLOBAL.NET>
Subject:      Re: checking castor (i.e. caster)
Comments: To: Larry Alofs <lalofs@GMAIL.COM>
In-Reply-To:  <AANLkTind7u+5Jg_n8+Y29efd8_7Z7Vak8kRJLNRU3sJo@mail.gmail.c om>
Content-Type: text/plain; charset="us-ascii"; format=flowed

At 04:11 PM 11/5/2010  -0400, Larry Alofs wrote:
>  The body of the device has a digital readout which reads
>to a tenth of a degree and two bubble vials which let you orient it
>either horizontal or vertical accurately

How sensitive is the bubble?  Is the tenth-degree a meaningful i.e.
repeatable answer?  A tenth-degree on a twelve-inch arm is .021
inches, the thickness of five Post-It notes.

Yrs,
David

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