This is my own work...
Intro(with the lead guitar)
G--------------------------------------------------------------------------I
D--------------------------------------------------------------------------I
A--------------------------------------------------------------------------I
E-4-4-4-222---4-4-4-222---4-4-4-222---4-4-4-2-2-2--------------------------I
Verse:
G--------------------------------------------------------------------------I
D--------------------------------------------------------------------------I
A--------------------------------------------------------------------------I
E-2(ring)-2(ring)-2(ring)-2(ring)--4-4-4-222-4-4-4-222-4-4-4-222-4-4-4-222-I
Pre-Chorus:
Through this doorway, What's on the other side...
G--------------------------------------------------------------------------I
D-6-6-9-8-6-----------------6-6-9-8-6--------------------------------------I
A--------------44444444------------------44444444--------------------------I
Locked and loaded, voices screaming let's go...
[ Tab from: https://www.guitartabs.cc/tabs/o/offspring/hammerhead_btab_ver_2.html ]
G--------------------------------------------------------------------------I
D-6-66--6-6-6-4-6-8--9-9-8-6-4---------------------------------------------I
A--------------------------------------------------------------------------I
E--------------------------------------------------------------------------I
Chorus:
G--------------------------------------------------------------------------I
D--------------------------------------------------------------------------I
A--------------------------------------------------------------------------I
E--------4--4-4-4-444-2--22-6-6--6-4-2-------------------------------------I
Bass Solo-Brigde:
G---------------4-4-4-------------I-------------666666---------------------I
D-6-66-4-4---4---------4----4-5---I---6-6-6-6------------------------------I
A----------6--------------6-------I----------------------------------------I
E---------------------------------I----------------------------------------I
THIS PART x4 4.
Ending:
G--------------------------------------------------------------------------I
D--------------------------------------------------------------------------I
A--------------------------------------------------------------------------I
E-------4-44-x4----------------------------4-4-4-222--x4---------4(ring)---I
