Mandril vs. Mandrel — What's the Difference?

A spindle or an axle used to secure or support material being machined or milled.

A mandrel, mandril, or arbor is: a gently tapered cylinder against which material can be forged or shaped (e.g., a ring mandrel used by jewelers to increase the diameter of a wedding ring); or a flanged or tapered or threaded bar that grips a workpiece to be machined in a lathe. A flanged mandrel is a parallel bar of a specific diameter with an integral flange towards one end, and threaded at the opposite end.

A metal rod or bar around which material, such as metal or glass, may be shaped.

A spindle or an axle used to secure or support material being machined or milled.

A shaft on which a working tool is mounted, as in a dental drill.

A metal rod or bar around which material, such as metal or glass, may be shaped.

Alternative spelling of mandrel

A shaft on which a working tool is mounted, as in a dental drill.

Any of various shafts that rotate or serve as axes for larger rotating parts.

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.

Any of various rotating shafts that serve as axes for larger rotating parts

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.

A bar of metal inserted in the work to shape it, or to hold it, as in a lathe, during the process of manufacture; an arbor.

Any of various rotating shafts that serve as axes for larger rotating parts