Justin Gray’s 4,000 sq. ft. West Oakland-based Graywrx Fabrication shop is rooted in old world metal work. We handle all types of metal fabrication, machining, production fabrication, CAD Design and kinetic electrical mechanical work. From general welding to highly specialized welding, processes include: TIG, MIG, and oxy acetalene. Graywrx is a true “all metals welded” shop. Graywrx Fab combines old world techniques with cutting-edge technology for time-critical projects.