COLUMBIA GRINDING INC. 7411 S. 10th St. • Oak Creek, WI 53154-1907 • 414-762-7320 www.columbiagrinding.com Job shop grinding & lapping specializing in flat work. We have Double Disc, Blanchard, Surface Grinders, Single & Double Side Lappers as well as Fine Grinding / Flat Honing. Vibratory deburring, parts washing and packaging services are available. Categories: Grinding - Precision • Grinding - Double Disc • Lapping • Grinding - Rotary Surface • Grinding Certifications: ISO 9001