A magnet crane was a magnetic device used to move heavy equipment.
A ceiling-mounted magnet crane was used in the control chamber of the Sun Runner counterfeit ship fabricated in 23 BBY by Groodo the Hutt for his Jedi-foiled attempt to destroy the orbital Fondor Shipyards.
Droid engineer Hurlo Holowan used a magnet crane that was suspended from her laboratory in the House of Holowan in Kuat City.