Caterpillar machines are designed to meet the needs of your industry. For detailed, industry-specific information, click on any of the links listed below:  Caterpillar Mining  Caterpillar Quarry / Aggregates  O & K Mining Shovels Ohio CAT's CON AGG Division can provide equipment for all your aggregate processing needs. From washing and sand classifying equipment to screening plants, portable washers and mineral processing equipment, Ohio CAT can develop solutions to maximize the efficiency of your aggregate operation. PRODUCTS:  The Screen Machine Screening Line Crushing Line  IROCK Crushing Equipment Used Equipment, click here.  Ohio CAT Locations Request Information On-line credit application, click here.