A device for breaking up solid material, comprising: - an equipment support that is or can be connected to an implement or to the tool carrier of the implement, - a centering means connected to the equipment support for centering the position of the equipment support relative to the solid material, - at least one drilling assembly mounted on the equipment support for producing several boreholes with the equipment support in the centered position, wherein the boreholes are provided along a substantially linear or curved drilling contour at spaced-apart drilling points in the solid material, - wherein the drilling assembly comprises at least one drilling device movably mounted on the equipment support along the drilling contour, - wherein the drilling device comprises a drill that extends along a drill axis, - wherein the drill is or can be displaced along the drilling axis from a retracted position into a drilling position in order to produce a borehole, in particular on a carriage, characterized - in that the device has a movement device, - wherein the drilling device can be moved along a drilling contour transversely to the drilling axis to a plurality of drilling points by means of the movement device, with the equipment support in the centered position and with the drill retracted, in order to produce a plurality of boreholes, - in that a plurality of splitting devices are provided which are movably mounted on the equipment support and which each have a splitting extension running along a splitting axis, - wherein the drilling device can be moved away from the drilling points along the drilling contour transversely to the drilling axis by means of the movement device, with the equipment support in the centered position and with the drill retracted, in order to create a free space for the splitting devices, - in that the splitting devices are arranged so as to be movable by means of the movement device, with the equipment support in the centred position, along the drilling contour and transversely to the splitting axis to the drilling points previously created by the drilling assembly, - and in that each splitting extension of the splitting devices can be or is inserted into the boreholes along the splitting axis for splitting the solid material. - an equipment support that is or can be connected to an implement or to the tool carrier of the implement, - a centering means connected to the equipment support for centering the position of the equipment support relative to the solid material, - at least one drilling assembly mounted on the equipment support for producing several boreholes with the equipment support in the centered position, wherein the boreholes are provided along a substantially linear or curved drilling contour at spaced-apart drilling points in the solid material, - wherein the drilling assembly comprises at least one drilling device movably mounted on the equipment support along the drilling contour, - wherein the drilling device comprises a drill that extends along a drill axis, - wherein the drill is or can be displaced along the drilling axis from a retracted position into a drilling position in order to produce a borehole, in particular on a carriage, - in that the device has a movement device, - wherein the drilling device can be moved along a drilling contour transversely to the drilling axis to a plurality of drilling points by means of the movement device, with the equipment support in the centered position and with the drill retracted, in order to produce a plurality of boreholes, - in that a plurality of splitting devices are provided which are movably mounted on the equipment support and which each have a splitting extension running along a splitting axis, - wherein the drilling device can be moved away from the drilling points along the drilling contour transversely to the drilling axis by means of the movement device, with the equipment support in the centered position and with the drill retracted, in order to create a free space for the splitting devices, - in that the splitting devices are arranged so as to be movable by means of the movement device, with the equipment support in the centred position, along the drilling contour and transversely to the splitting axis to the drilling points previously created by the drilling assembly, - and in that each splitting extension of the splitting devices can be or is inserted into the boreholes along the splitting axis for splitting the solid material.