Lagos, Lagos Island (Eko), 3 awanni da suka gabata
6 adadin kallo
Digital Concrete Test Hammer R
+1
Sabo Fil
Yanayi
Covenant
Kaya
Concrete tester
Nau'i
A concrete test hammer (or Schmidt Hammer) is a portable device used for the non-destructive testing of hardened concrete's surface hardness and estimating its compressive strength