OSG USA, INC. is located in St. Charles, IL and is a subsidiary of OSG Corporation.
OSG is a leading manufacturer of taps, end mills, drills, and indexable cutting tools. OSG’s extensive line of high technology cutting tools features exclusive metallurgy, cutting geometries and proprietary surface treatments to help increase productivity, reliability and tool life. OSG also serves the fastener industry by offering a complete line of thread rolling, flat, cylindrical, planetary, rack and trim dies. The company markets its products to numerous industries including automotive, die mold, aerospace, energy, heavy industry and dental.