The term 'Pitchfork Piece' is a type of artwork that consists of a wooden handle with three metal tines attached to it. The tines are usually made of steel and are arranged in a triangular shape. The artwork is often used as a decorative item, but can also be used for practical purposes such as gardening or farming. The term 'TINE' is used to refer to the metal prongs of the pitchfork piece, which is why it is the solution to this crossword puzzle.