Marthasville Machine Shops 16240 Highway O Schwoeppe Machine andamp; Tool located near St. Louis, Missouri specializes in building quality and affordable dedicated machinery, die cast trim dies, fixtures, gages as well as prototyping and production machining services Marthasville MO Machine Shops Schwoeppe Machine and Tool www.schwoeppemachine.com diecast die casting trim machining machine machinery shop design engineering proto prototype prototyping production Washington Marthasville St Louis Missouri diecast die casting trim machining machine machinery shop design engineering proto prototype prototyping production Washington Marthasville St Louis Missouri Business Reviews Schwoeppe Machine and Tool Testimonials