S. M. Hydra Engineers manufactures Hydraulic Cylinder with Bore Diameter 25mm to 600mm. S. M. Hydra Engineers also manufactures Hydraulic Jack Pumps and Accessories, Hydraulic Presses, Hydraulic High Rise Telescopic Platform, Hydraulic Scissors Lift Platform, Hydraulic Tube Expansion Drives and Tube Pullers. The types of Hydraulic Cylinder with Bore Diameter 25mm to 600mm are Single acting, double acting in tie rod type with welded and screwed ends construction and multistage telescope types.