The Performance Tool 1/2" Drive Pro Click Torque Wrench has dual scale measurement adjustments in both Inch-Pound and Newton meter and a audible click is generated when you've reached the desired torque setting.FeaturesPatented torque adjusting lock/unlock collarInternal torque mechanism is manufactured of high grade spring steelReturning wrench to lowest setting after each job ensures accuracy and long lifePrecision 41 tooth ratchet head offers greater torque controlIncludes an instruction manual and a heavy duty storage caseSpecificationsType: Tool Accessories