One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Manufactured from hardened and tempered Chrome Vanadium steel with a polished satin finish. Smooth action ratchet head with flip reverse action to allow torquing in both directions. Easy-to-use torque adjustment, locks when required setting is selected. Calibration tolerance in accordance with BS EN ISO 6789:2003. Scales graduated in both Nm and lb.ft. Wrenches are individually tested to standards with 4% accuracy and each wrench is issued with an individually numbered test certificate. Supplied in storage case.