Our digital indicator offer easy reading super precision with both inch and metric measurements. Features ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" extra large digits display analog bar display with adjustable range and tolerance indicators fast visual indication whether out of pre-set tolerance or not fast to read max./min. Measurement stem diameter 3/8" tir function zero-set for comparison measurements (floating zero) inch/metric conversion range 0 - 1" / 0 - 25.4mm accuracy +/- 0.0005" repeatability 0.0005" resolution 0.0005" / 0.01mm super large lcd screen optional lug back plate included instructions included