Proceq Original Schmidt Type N
ORIGINAL SCHMIDT® The H-2975, Type N Hammer is designed for testing concrete items 4 " ( 100mm) or more in thickness, or concrete with a maximum particle size less than or equal to 1.25 " ( 32mm) .It is designed for testing concrete within a compressive strength range of 1, 450 to 10, 150 psi ( 10 t
