Better than paying five bucks for ONE (Dorman brand) at your local auto parts store. They are of the same quality as Dorman. Although the Toyota nuts are shinier. By the way, these washers are also suitable for Mitsubishi.
Pros
Specifications: 12 x 1.5 pitch, 1.4" (36mm) overall height, 0.9" (22mm) width, 60 degree cone seat, equipped with hex socket for easy installation