2:16
Demolition hammer on concrete - interior, floor below perspective, timid spurts.
0:43
Demolition hammer on concrete - interior, floor below perspective, cautious.
3:16
Demolition hammer on concrete - interior, floor below perspective, steady, measured.
1:35
Demolition hammer on concrete - interior, floor below perspective, sporadic.
2:08
Demolition hammer on concrete - interior, floor below perspective, relentless.
3:51
Demolition hammer on concrete - interior, floor below perspective, diminishing.
2:33
Demolition hammer on concrete - interior, floor below perspective, constant.