On Delteria we use a program call rotsprite.exe
It easily rotates all our weapon since each of our weapons contain about 20 sprites each.
Here is a snapshot
http://i45.tinypic.com/208xo55.png
It should really be called rotation for dummys lol
Outcome results,
http://i49.tinypic.com/x1ha80.png
Its actual a program to rotate sprites for sonic the hedgehog but it works awsome for graal sprite rotations.