Slimline tapered parallel jaws for improved access into confined spaces with smooth jaw adjustment and self-locking design prevents the jaws opening unintentionally even when under full load. Graduated laser etched jaws for fast repeatable jaw setting and adjustment. Manufactured from ‘I’ beam section chrome vanadium steel for improved strength and rigidity, he jaws are heat treated for extended tool life. Corrosion-resistant satin finish. 22.5° offset head angle for positive torque control.Suitable for marine engineering, automotive, aerospace, agricultural maintenance and assembly applications. Conform to: ISO 6787-1982, ASME B.107.8M-1996, BS 6333-199405, DIN3117-1988, JIS B4604-1976. Torque Ratings Conform to ISO 6787:1982.