Grip Rite Prime Guard 5812AB25 Grip Rite BRIGHT Finished Anchor Bolt with Nut and Round SAE Washer 5/8-inch by 12-inch 25 per box 5/8-inch by 12-inch Anchor Bolt Nut and Washer Included, 25 Per Box For Attaching Bottom Plate or Sill Plate to Newly Poured Concrete Foundation Washers and Nuts Included Meets ASTM A307 Specifications