Rix Products #628-0014 HO Scale Uncoupling Tool (Magntically Actuated Couplers)
For magnetically actuated couplers. The fast and easy way to uncouple equipment fitted with magnet-activated knuckle couplers anywhere on your layout. Simply place between cars and magnets open knuckles immediately.
Tool is Designed to work with the Kadee(R) style Couplers.