The Electromagnet can be attached to the end of a winch to pick up magnetic objects. The Electromagnet is utilized in the Motorized Crane kit.
ME-7027 Electromagnet
www.pasco.com/products/lab-apparatus/structures/motorized-structures/me-7027
ME-7030 Motorized Crane
www.pasco.com/products/lab-apparatus/structures/motorized-structures/me-7030