Precision digital torque wrench with settable torque and audible over-tighten alarms. Digital read out is programmable in Nm/kg, Nm/cm, inch/lbs or ft/lbs.3/8' square driveAAA x2 batteries with 48hrs lifeTorque range: 4-80 NmAllen wrenches: 2/2.5/3/4/5/6mmT25 Torx BitPhillips ScrewdriverSockets: 8/9/10/11/12/13/14/15mmHardened steel and engineering grade plastic materialsAdditional Features:Pre-set torque valveWarning sound for overLCD displayAuto off33.4x3.2x2.8cm430g