A mandrel is an object used to shape machined work, a tool component that grips or clamps materials to be machined, or a tool component that can be used to grip other moving tool components
Mandrel may also refer to:
Mandrel (bending), a device inserted into a pipe or tube to keep it from collapsing during bending Mandrel (catheter), the metal guide for flexible catheters Mandrel (Doctor Who), monster from the serial Nightmare of Eden Mandrel (electronics) was the code-name of a World War II electronic counter-measure used by the RAF. Mandrel Screen, a Royal Air Force aviation patrol in December 1942 employing the radar jammers during World War II Mandrel wrapping, a technique used in multimode fiberoptics Operation Mandrel, a series of 53 American nuclear tests in 1969 and 1970
See also Mandrell Mandrill