Description

Three Sigma Manufacturing Inc. is a highly specialized supplier of precision machined products with over 40 years of industry experience. Located in Kent, Washington, the company operates from a state-of-the-art 46,000 square foot facility equipped with a comprehensive range of advanced machinery including 3-, 4-, and 5-axis CNC mills, CNC lathes, CNC grinders, Wire EDMs, deep-hole drilling machines, honing equipment, and inertia welding technology. This extensive machinery lineup allows Three Sigma to deliver versatile and precise manufacturing solutions tailored to complex aerospace and industrial applications. The company has been a pioneer in CNC grinding since 1991 and is also recognized for its expertise in CAD/CAM technology, a discipline it has rigorously developed since 1987. This capability enables Three Sigma to work efficiently with customer-supplied computer models or to create custom designs and generate precise CNC cutter paths, ensuring high-quality, customized production outcomes. Their inertia welding technology, utilizing a Caterpillar inertia welder, enables the production of intricate welds on odd-shaped parts, often at a lower cost than traditional methods. With six CNC turning centers, horizontal and vertical machining centers, and specialized equipment such as BTA drills and gun drilling machines, the company is positioned to handle diverse manufacturing needs with a dedication to excellence. Three Sigma Manufacturing Inc.'s comprehensive approach combines extensive machining capabilities with a commitment to quality, making it a trusted partner for precision machining in the aerospace sector and beyond.