Established in 1998, MT, Montana Hydraulics, LLC is a multifaceted Industrial manufacturing company offering the very best in custom machining, fabrication and hydraulic services as well as railroad field services and railroad ballast distribution systems. Montana Hydraulics LLC, has grown from exclusively manufacturing cylinders and hydraulics to a diverse customer base including mining, construction, underground utilities, railroads, timber processing machinery, waste management and aerospace tooling. We use American parts and materials, and all manufacturing happens right here in Helena, Montana.