Ajax TOCCO Magnethermic®, a subsidiary of Park-Ohio Holdings Corporation®, designs and manufactures world class induction heating and melting equipment for various industries and applications throughout the worl......Ajax TOCCO Magnethermic®, a subsidiary of Park-Ohio Holdings Corporation®, designs and manufactures world class induction heating and melting equipment for various industries and applications throughout the world. In addition we provide a range of services including laboratory process development, preventative maintenance, equipment repair and parts, coil repair facilities, and installation services.