8 pieces of 8" x 12" x 18 guage cold rolled steel plate. The steel is 18 guage (.048") cold rolled steel plate. Plates are cut using a cnc plasma cutter. Cold rolled steel is oily and the plates are dirty from the plasma process. These plates are NOT hardened target steel. The cold rolled steel plates are oily and also dirty from the process of cutting them on the CNC plasma table Please use caution as the edges and corners of the plates may be sharp. The bottom side of the plate will have smoke and water stains from the cutting process but the plates are not rusted. The plates have not been cleaned or polished.