Wire edge

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the thin, wirelike thread of metal sometimes formed on the edge of a tool by the stone in sharpening it.

See also: Wire

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
These silver ropes were glued down on top of the wire edge.
Keep going until you can feel a ridge of metal (a "wire edge") start to form across the back of the blade (Photo 5).
Very similar to the ply wire edge, the chafer wire endings should also be consistent and uniform.
Perfect to decorate your holiday tree, or as a garland for your mantel space, and easy to mold into perfect bow shapes with the wire edge. Use this ribbon to hang your favorite festive wreaths in windows or on chair backs or as a wrap around your staircase banister.