Bolt Tensioning Cylinders from ITH Bolting Technology enable hydraulic, frictionless and torsionless pre-tensioning of bolt connections – a method that ensures maximum precision and safety. Thanks to innovative solutions and patented technology, Bolt Tensioning Cylinders are ideal for industrial applications where reliable and controlled preloads are crucial. The flexible designs offer solutions for a wide range of applications, from the energy industry to plant construction and demanding foundation bolt connections. Put your trust in the world market leader for hydraulic pretensioning devices and benefit from maximum process reliability, efficiency and individual advice.