Magnetizer - Demagnetizer for Tools, Parts - 1 Random Color By ALAZCO One of the handiest accessories in any workshop! Can both add and remove magnetic charges as needed Strong permanent magnets rearrange magnetic domains in hand tools, parts & other iron objects Simple to use - insert tool or object in labeled slot, move back/forth or circular motion briefly Magnetize screwdrivers & driver bits so they'll hold unto screws, avoid dropped/lost parts Demagnetize tools or small parts that have unwanted magnetic 'cling'; ABS body, 2" x 2", 3 oz