Profile: Hanna Cylinders is a designer, manufacturer and marketer of premium quality, industrial grade tie-rod and custom engineered cylinders. Our product line includes hydraulic, pneumatic, tie-rod, mill type, rotating, composite, mobile, welded, double welded and threaded cylinders. Our OEM applications include nuclear valve actuation, water/marine and corrosion resistant cylinders, offshore drilling, construction and lift equipment, tire presses, plastic injection molding, metal cutting/forming, lawn & garden tractors and snowplows. We specialize in custom designed and built cylinders.