DTW Series Digital Torque Wrench Overview DTW Series Digital Torque Wrench adopts microprocessor digital technology,strain gauge sensor as its key part helps to achieve precise torque value,good stability and low power consumption. Function .Three working modes: value tracking,peak holding,over-torque alarming .Three units(N.m,Ibf.ft,Ibf.in) interconversion .Exangeable head .Lack voltage displaying,it will be outage within three minutes if no work .300 sets of data memory,communicating with PC for calibrating and downloading