Features and Benefits:Chrome-plated finishHeight: 1"Pull power: 11 lbsHold blueprints, calendars, important memos, visual aides, work plans and more with these convenient, heavy-duty magnetic bases. Ideal for warehouses, workrooms, offices and in the classroom. Each round magnet features durable nickel plating and easy-grip knob for positioning. Includes non-scratch liner to prevent marring.