Founded in 1951 with one machine in a garage, Minerva’s B&H Machine now designs, manufactures and repairs heavy-duty hydraulic and pneumatic cylinders for demanding industrial applications. Its 70,000-square-foot facility specializes in large-bore and long-stroke cylinders, with custom units reaching bores up to 50 inches and strokes up to 60 feet. B&H also repairs cylinders from any manufacturer, extending its original machining and engineering expertise across the full life of the equipment.