Profile: M. A. Harrison Mfg., Inc. is a job shop specializing in close tolerance, quick turnaround, long and short run jobs. We deliver precision machining to assembly and powder coating. Our milling equipment list includes south bend knee mills, wells index knee mills, universal mills, horizontal mills and vertical mills. We offer precision machining of brass, bronze, aluminum and cast iron. We concentrate in brass, bronze, aluminum and gray iron products for the hydraulic, medical & construction industries.