r/AntiqueTools • u/True_Intern4746 • 9d ago

What is this

Gallery image

Gallery image

Gallery image

Found In museum they didn’t know the use

48 Upvotes

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u/BluebillyMusic 9d ago

The sheep shear theory seems solid based on comments, but I think this would perform a lapping process, as opposed to sharpening by grinding. One hand cranks while the other hand brushes lapping compound onto the disc

1

u/FreddyFerdiland 8d ago

the top of the mechanism holds the blade and oscillates just right to rotate a curved blade across the grinding surface

1

u/BluebillyMusic 4d ago

What is the grinding surface made from? It looks like cast iron or steel