🔎 UNIDENTIFIED Unknown type clamp I think.

[mtntrekr2]

Found this in an old tool box. Can someone please help me ID this. Only markings is Brown and Sharp. I was hoping for a pat. mk. but none.
Thank you.
Joe

 

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[Tony in SC]

Brown and Sharp made machinist measure tools. Could be a type of mic.

 

[pepperj]

Brown and Sharp made machinist measure tools. Could be a type of mic.

I'm thinking it was foe measuring round pipe or solids. The ring band is adjustable.
Just can't find an image of one.

 

[mtntrekr2]

I had the same idea seeing the micrometer type handle and knowing the manufacturer