Escutcheon Trim Washers are fully reinforced on the bottom to prevent damage to trim and upholstery.
Use Escutcheon washers with trim screws that have a countersunk head: Torx Flat, Phillips Flat, Slotted Flat, Phillips Oval, Slotted Oval, Torx Oval, etc.
Also known as countersunk washer, machined cupped finishing washer, rosette washer