Boltight Hydraulic Bolt Tensioning and Tightening Tools will handle the vast majority of bolt tightening work. Benefiting from state of the art design concepts and incorporating the latest technology composite material seals, Boltight Hydraulic Bolt Tensioners will operate quickly and safely to achieve high residual bolt stresses. The tools are lightweight, compact and easy to use with a focus on safe operation and product quality. We also supply a range of pumps to suit different bolt tensioning applications, including air driven power packs and electric pumps.