Check the listing for details. POWERMATIC 90 4 INCH FACE PLATE. Condition: Used. Listed at 25.00 USD. The Powermatic 90 4 Inch Face Plate is a high-quality woodworking equipment accessory designed for CNC, metalworking, and manufacturing industries. This face plate, with a 4-inch diameter, is specifically designed to provide a stable and secure attachment for woodworking projects. The Powermatic 90 ensures precise and accurate results, making it an essential tool for professionals and woodworking enthusiasts alike.