Shore D hardness tester for hard materials; hard rubber and plastics etc. A spring loaded measurement tip is held against the material and the hardness is stated in Shore D.
Calibration can be done with the enclosed test block. The instrument has a mean value function for 2 to 9 measurements. Automatic shutoff after 1 minute. Standards: DIN53505, ASTMD2240, ISO7619, JISK7215. 4 x 1,5V AAA (UM-4) batteries.