Rebound Hammer (Best Insitu Concrete Tester)

How to Use a Rebound Hammer: 1. Select the Test Spot: Choose a smooth, clean, and dry concrete surface free from loose material. 2. Position the Hammer: Hold the hammer firmly against the surface at a right angle. 3. Press to Trigger Impact: Push the plunger until it releases and strikes the concrete. 4. Take the Reading: Note the rebound number displayed on the scale. 5. Repeat for Accuracy: Perform multiple tests (usually 10+) in the same area and average the values. 6. Compare With Chart: Use the rebound number and the manufacturer’s conversion chart to estimate the concrete’s compressive strength.