Pl PLUMB WORKS® 664-1188 Toilet Seat Hinge Bolt Set s White plastic includes: {2) Heavy boils {2) Nuts {2) Washers Directions for use: 1. Unsnap bolt cover and install new bolt. 2. Place nut on underside of bow! with washer side up and tighten carefully to prevent breaking the bowl. Note: Use washer when replacing a larger diameter hinge bolt.