English Dictionary

mandrel

/ˈmæn.dɹəl/

noun

A round object used as an aid for shaping a material, e.g. shaping or enlarging a ring, or bending or enlarging a pipe without creasing or kinking it.

The machinist used a mandrel to hold the metal rod in place.

意味（1）

A round object used as an aid for shaping a material, e.g. shaping or enlarging a ring, or bending or enlarging a pipe without creasing or kinking it.

意味（2）

A tool or component of a tool that guides, grips or clamps something, such as a workpiece to be machined, a machining tool or a part while it is moved.

This socket forms the starting point of the piercing operation, enabling the mandrel to center itself on the work.