This is the main item in the Chisel (TheCricket26). It allows obtainability of the different designs of decorative block. See the usage section for more information. Different decorative blocks are not considered the same block, so it is possible to, for example, scan different blocks multiple times using a Thaumometer or end up being unable to process the block.
Right clicking while holding the tool will open an interface with one center slot and multiple on the outer edge. Placing an appropriate block in the center will fill the outer spots with blocks you can create from the input one.
Alternative: (can be enabled in the config)