RE: [CR]US Source of Whitworth Tools

(Example: Framebuilding:Technology)

Date: Sat, 02 Jun 2007 22:58:51 -0400
To: <>
From: "John Betmanis" <>
Subject: RE: [CR]US Source of Whitworth Tools
In-Reply-To: <021201c7a57f$6c84f170$6601a8c0@ASI.local>
References: <>

At 09:35 PM 02/06/2007 -0400, Phil Whirley wrote:
>I bought a set of Whitworth tools from Snap-on years ago when I was
>attempting to restore a Bentley (automobile). If memory serves, they
>call "British Standard" sizing. You might try this link:

Here's the link not wrapped:

I believe Whitworth refers to the thread form, which is 55° instead of the more common 60°. Also, British wrenches (sorry, spanners) were described b y the body diameter of the bolt, not the measurement across the flats of the hex head, like SAE and Metric.

John Betmanis
Woodstock, Ontario