1:56
Coring, Conventional Coring & Core Barrel
م/ وليد عقلان Waleed Aqlan
Shared 4 years ago
1.6K views
3:23
Cara Coring Beton/Core Drill Lantai (Proses)
Chemical Anchor Indonesia
Shared 5 years ago
10K views
9:46
Cara Melubangi Lantai Beton (Coring Beton)
62K views
