![This is called a Schmidt hammer or rebound hammer and is used to test the hardness of concrete. : r/specializedtools This is called a Schmidt hammer or rebound hammer and is used to test the hardness of concrete. : r/specializedtools](https://i.redd.it/u73tyt3060u21.jpg)
This is called a Schmidt hammer or rebound hammer and is used to test the hardness of concrete. : r/specializedtools
![Investigation of the effect of impact direction on Schmidt rebound values by multivariate regression and neuro-fuzzy model | SN Applied Sciences Investigation of the effect of impact direction on Schmidt rebound values by multivariate regression and neuro-fuzzy model | SN Applied Sciences](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs42452-020-03600-6/MediaObjects/42452_2020_3600_Fig1_HTML.png)
Investigation of the effect of impact direction on Schmidt rebound values by multivariate regression and neuro-fuzzy model | SN Applied Sciences
![Langry Rebound Hammer Concrete Strength Testing Concrete Schmidt Hammer - Power Tool Accessories - AliExpress Langry Rebound Hammer Concrete Strength Testing Concrete Schmidt Hammer - Power Tool Accessories - AliExpress](https://ae01.alicdn.com/kf/Sdead7c4ce50a41209c3ca80f3aba57bf2/LANGRY-Rebound-hammer-Concrete-Strength-Testing-Concrete-Schmidt-Hammer.jpg)
Langry Rebound Hammer Concrete Strength Testing Concrete Schmidt Hammer - Power Tool Accessories - AliExpress
![Portable Schmidt Hammer High Polymer Shell Concrete Rebound Test Hammer Resiliometer Testing Equipment - Testing Equipment - AliExpress Portable Schmidt Hammer High Polymer Shell Concrete Rebound Test Hammer Resiliometer Testing Equipment - Testing Equipment - AliExpress](https://ae01.alicdn.com/kf/H8c16bb4fa2c74f688eba517b5d13112fZ/Portable-Schmidt-Hammer-High-Polymer-Shell-Concrete-Rebound-Test-Hammer-Resiliometer-Testing-Equipment.jpg)
Portable Schmidt Hammer High Polymer Shell Concrete Rebound Test Hammer Resiliometer Testing Equipment - Testing Equipment - AliExpress
![Rock Classification Hammer L Type (Schmidt Hammer) - Strength Index - Utest Material Testing Equipment Rock Classification Hammer L Type (Schmidt Hammer) - Strength Index - Utest Material Testing Equipment](https://www.utest.com.tr/upload/Node/23590/xpics/UTR-3030_CFU.jpg)
Rock Classification Hammer L Type (Schmidt Hammer) - Strength Index - Utest Material Testing Equipment
![Schmidt Hammer, Concrete Resiliometer (ZC3-A) - China Concrete Test Hammer, Schmidt Hammer | Made-in-China.com Schmidt Hammer, Concrete Resiliometer (ZC3-A) - China Concrete Test Hammer, Schmidt Hammer | Made-in-China.com](https://image.made-in-china.com/2f0j00zrFGuspgOiqP/Schmidt-Hammer-Concrete-Resiliometer-ZC3-A-.webp)