Brand new ten Piece set Custom Billet Aluminum Finishing washers for 5/16 or 8mm button head bolts. These are the most common size bolts pre-owned to bolt on fenders ,rad supports , hinges and most sheetmetal on your classic car or truck. WASHERS ONLY These washers are 7/8 in diameter matching the factory size washer diameter for this size of bolt Will fit Chevy ,Ford , Dodge or anywhere a 5/16 or 8mm button head bolt is pre-owned This is a Great way to add that finishing touch to your project, Hot Rod, Truck or muscle car with these billet washers. I also have different sizes available for 1/4 and 3/8 bolts. These are made in Canada to North American specs. Not offshore. Feel free to ask any questions if you are not sure these will fit you application.