For more than 25 years the TRI-MAX Industries Inc. name has been associated with performance of PDC drilling bits. Located in Houston, Texas, the company designs, develops and manufacture simple, drilling tools to meet the challenges of deep-water and extended reach wells drilling. Some of its products include Enlarge While Drilling- EWD, Expandable Stabilizer- ES, Stabilizer On Demand- SOD and Reverse Circulation Sub- RCS. The company manufactures its tools in modern facilities in Texas, using CNC equipment and proprietor computer design and simulation programs.