Killing Floor

The song can be divided into 3 main riffs: 
 
Riff one: 
(G)|-----------------| 
(D)|-----5-5-3-3-----| 
(A)|-------------5-5-| 
(E)|-3-3-------------| 
 
Riff two: 
(G)|-----5-5-3-3-----| 
(D)|-------------5-5-| 
(A)|-3-3-------------| 
(E)|-----------------| 
 
Riff three: 
(G)|-----7-7-5-5-----| 
(D)|-------------7-7-| 
(A)|-5-5-------------| 
(E)|-----------------| 
 
Structure: 
 
Riff 1 x4 
Riff 2 x2 
Riff 1 x2 
Riff 3 x1 
Riff 2 x1 
Riff 1 x1 
 
At the end throw this in: 
 
(G)|---------| 
(D)|---------| 
(A)|-4-5-6-7-| 
(E)|---------|