it is suitable for inspecting compressive strength of high-rise building components, bridges and concrete structures (such as blabs, beams, columns, bridge etc.)

Measuring strength ranges: 50-80 Mpa
Normal impact energy: 9.8 J(1 Kgf.m)
Strike hammer stroke: 140 mm
The friction force of pointer slider: 0.5±0.8 N
Stiffness of strike tension spring 10 N/cm
The rebound values calibrated
on steel anvil:83±2
Dimensions: Dia. 65×486 mm
Gross weight approx: 3.5 Kg