B., C, and D dough gauge rolling machines and relaxation devices perform three rolling operations on the dough sheet. This makes the dough sheet become thinner from thick, and through the relaxation mechanism, a uniform dough ripple is formed to eliminate the residual internal stress of the dough sheet to meet the production requirements. There are two types of gauge roller stations are available, traditional single level rolling type and double level roller type. The Double roller type with two floors of rolling station a upper level sheet and bottom sheet for making center stuffed biscuit instead of traditional sandwich. biscuit