Crusher (Immersive Engineering) - Official Feed The Beast Wiki
Once the blocks are assembled, use the Engineer's Hammer on the center of the front of the longer side (which should be a Steel Fence with a Hopper above it) to complete the structure.. Usage. The Crusher does not have a GUI. The machine accepts any form of Forge Energy (FE) or Redstone Flux (RF) through the top of the multiblock, through the interface shown below.