Six Sigma Precision is a full-service CNC machine shop located in Windsor, California, with a combined 70 years of experience in the industry. We provide comprehensive manufacturing and design assistance to a variety of manufacturers, including defense and aerospace, semiconductor, medical/pharmaceutical, food service, winery/ag, and automotive/motorcycle industries. Our capabilities include precision CNC machining, manufacturing and assembly of complex units, design assistance, and quality control using state-of-the-art equipment. With our full-service quality control department, we ensure the delivery of high-quality products to our customers.