Instrument for testing the quality of concrete and other construction materials according to UNI EN 12504-2 and ASTM C805. The recoil-force of the automatic hammer is displayed on the scale and indicates the strength of the concrete.

For analysing concretes with a minimum resistance of 10 N/mm2 to values as high as 110 N/mm2, which are now achievable with the ingredients and mixes available today.

Standards: ASTM C805, UNI EN 12504-2