These penny washers are a flat round piece of metal with a hole in the middle, perfect for use with nuts. The washers are placed in between the nut and the material that the nut is tightened to, ideal for preventing damage. The washers also spread the pressure of the nut out over a larger area which helps the nuts stay tight and ensures that they are screwed on correctly. These come in a large range of different sizes and pack amounts which are all listed below. Features: These have a bright zinc plated finish Helps stop damage caused by nuts Spreads the pressure of the nut out over a larger area Ensures that nuts are screwed on correctly These come in a large range of sizes and pack amounts Specification: Material: Zinc Plated Finish: BZP Colour: Silver Brand: Timco Length: 40mm Size: M8 Style: Repair Washer