Mandrel (tool)

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Thorn for widening holes
A tailor with his tools: scissors , needle , thread and thorn for working on furs ( late medieval pen drawing)

The mandrel used as a tool is a long-tapered pen with a handle that is used to widen holes (as opposed to the awl used to make holes ). This is used, among other things, in the shoemaker's trade and tailoring .

There are also other mandrels in metal processing on the straightening plate , with which a workpiece can be clamped. Arbors are also used to calibrate bores in deformable workpieces, which are pushed onto the (conically pointed or rounded) mandrel.

As a mandrel , they serve as a holder for tools or workpieces which, for. B. to be set in a rotary motion with power tools or machine tools .

See also