Horex dial test indicator accuracy 0 01mm 0 002mm horex 2710 801 the horex dial test indicator accuracy 0 01mm has been designed to company standard with a number of handy features including measuring inserts with carbide ball a turnable scale and a 3 way swallow tail guide able to give highly accurate 0 01mm read outs and therefore making it an ideal tool for a number of industries such as metal workers and garages horex 2710 801 dial test indicator accuracy 0 01mm