mandrel (redirected from Arbour (tool))

mandrel, mandril

1. a spindle on which a workpiece is supported during machining operations

2. a shaft or arbor on which a machining tool is mounted

3. the driving spindle in the headstock of a lathe

4. Brit a miner's pick

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mandrel [′man·drəl]

(engineering)

The core around which continuous strands of impregnated reinforcement materials are wound to fabricate hollow objects made of composite materials.

(mechanical engineering)

A shaft inserted through a hole in a component to support the work during machining.

(metallurgy)

A metal bar serving as a core around which other metals are cast, forged, or extruded, forming a true central hole.