This 166-piece assortment kit of socket set screws contains the following sizes: 8-32" x 3/16-inch, 10-24" x 3/16-inch, 3/8-16" x 3/8-inch, 8-32" x 1/4-inch, 10-24" x 1/4-inch, 1/2-13" x 1/2-inch, 1/4-20"x 1/4-inch, 5/16-18" x 5/16-inch, 10-32" x 3/16-in