Manufactured from 'I' beam section chrome vanadium steel for improved strength and rigidity, the jaws are heat treated for extended tool life. High polished corrosion-resistant chrome finish. 22.5° offset head angle for positive torque control. Slimline tapered jaws for improved access into confined spaces. Parallel jaws with smooth jaw adjustment and self-locking design prevents the jaws opening unintentionally even when under full load. Suitable for industrial engineering, automotive, aerospace, maintenance and assembly applications.