Looks like a chassis punch for cutting holes in sheet metal
Rob Meynell
Sent from my iPad
> On 23/01/2018, at 10:08 PM, <simon.lachlan at homecall.co.uk> <simon.lachlan
> at homecall.co.uk> wrote:
>
> Since we?re in the mood for strange items??.
> I was looking for something just now preparatory to starting on the wheel
> bearings. Ferreting through a drawer full of ?useful tools?, some of which
> I?d made and likely only used once, I came upon this thing.
> The top piece, the one with two holes, seems to have two alternate sizes. One
> is marked 1?th 28.5mm. The other, which is about 2mm wider, has no markings.
> Both of these two are dished on the inside.
> The bottom piece has a flat for a spanner, is dished on the inside and is
> threaded so the cap screw can tighten it into the bigger section. So the two
> dished sections come together in opposition.
> I?m sure it was very useful once, but I haven?t a clue what for or when. It
> looks sort of like something one might find on a lathe, but I?ve never owned
> a lathe so?.?
> Any ideas? Will the Science Museum come aknocking on my door?
> Thanks,
> Simon
> <IMG_8104.JPG>
> <IMG_8105.JPG>
> <IMG_8106.JPG>
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