Digital Concrete Integrated Test Hammer HT-225D with optional blue tooth microprinter

Digital Concrete Integrated Test Hammer Accurate with optional blue tooth microprinter Detailed Product Description OLED Digital Display HT-225D / HT-75D / HT-20D Concrete Test Hammer Accuracy ±0.1R Concrete Test Hammer HT-225D HT-75D HT-20D OLED Digital Display Accuracy ±0.1R Digital Impact Hammer HT225D 1. INTRODUCTION: HT-225D is an integrated digital concrete test hammer which combines data processor and test hammer into one unit. It is widely used for non destructive