$355.00
SE
KOSON KS-225T Integrated digital display Rebound instrument
2.207J
Nominal kinetic energy 2.207J, steel drilling rate fixed value 80 +/- 2, spring stiffness 785N/m, with automatic recording, automatic storage, automatic calculation, automatic data processing and other functions, widely used in structural engineering ordinary concrete compressire strength rebound method of non-damage detection.

$255.00
SE
AMITTARI AL-150N cement Rebound instrument Rebound instrument cement Hardness Gauge
20~60 Mpa2.207J

If you don't know how to choose "Rebound Hammer", please consult customer service.