The present invention is directed to a scoring and cutting device for drywall wherein the device includes a T-square portion having a cross member and an elongated member extending perpendicular from the cross member. At least one roller is rotatably mounted to the bottom surface of the cross member, such that the roller is able to bear against and roll along an edge of a drywall sheet. The device includes a plurality of orifices or receptacles located on elongated member for receiving an instrument to produce a straight cut or score line on the surface of the drywall sheet as elongated member is moved across the surface of the drywall sheet via the at least one roller. The present invention is further directed to a scoring and cutting device comprising a slidably adjustable instrument that produce a straight cut or score line on the surface of the drywall sheet as elongated member is moved across the surface of the drywall sheet via the at least one roller.