The TIME TC500N Concrete Test Hammer is a reliable, non-destructive testing tool designed to measure the compressive strength of concrete, rock, and bricks. Ideal for civil engineers, construction professionals, and quality inspectors, this lightweight and durable instrument is perfect for on-site testing. It features a 2.207Nm impact energy, a measuring range of 10 to 70N/mm², and precise spring extension. Includes carborundum stone and complete accessories for accurate testing.