Check the listing for details. 52x67x8-1/2"1-5/8 Thick Blanchard Ground Steel Surface Layout Plate Machine Base. Condition: Used. Listed at 2399.99 USD. This is a used weldment that is in good condition. The top had rust in some areas from setting for years, we removed the rust with a wire wheel and oiled the whole plate. The surface is discolored in areas from the rust, but it is in good condition and smooth to the touch. The plate is 1-11/16" thick and is welded to a frame made of 6 inch channel iron. There is one channel around the perimeter and one across the center. The plates welded to the bottom corners of the channel iron are 5x5x3/4". The this weldment has been Blanchard ground and most of the grind marks are still visible. There are some dings and nicks in the surface from use but nothing major. This plate has some holes as seen in the pictures.