S&W has been in business since 1955. We are an API Certfiied precision machine shop offering a broad range of services for your custom manufacturing needs. *CNC Milling & Turning - S&W Machine Shop maintains a fleet of CNC and manual turning and milling. *PHOSPHATING - S&W Machine Shop offers one of the most comprehensive phosphate coating services. Our phosphating tank is one of the largest in the region. *Gear Production - We produce custom machined gears, including spur, sprocket and spline, for applications in the oil & gas, chemical, marine and other industries. *Metal Fabrication As a full service machine shop, we offer a range of metal fabrication services. *API/Premium Threading - S&W Machine Shop produces the following API / premium threading and interchangeable threads.