BOLTIGHT specializes in the design, manufacture, sale, service, and refurbishment of hydraulic bolt tensioning tools, hydraulic nuts, ancillary equipment, and supporting products. BOLTIGHT provides spare parts and upgrades third-party tools for improved performance with the latest technology composite material seals, including composite material seals for enhanced performance. BOLTIGHT’s scope covers single to multiple tools, whether large or small, standard or custom-built.