This is a StainlessTown quality stainless steel phillips truss machine screw assortment kit that includes the most popular sizes. This kit contains: 25pcs 8-32x1/2, 20pcs 8-32 x 3/4, 25pcs 8-32 x 1, 20pcs 8-32 x 1-1/4, 20pcs 10-24 x 3/4, 15pcs 10-32 x 1, 15pcs 10-32 x 1-1/2, 15pcs 10-32 x 2, 10pcs 1/4-20 x 3/4, 10pcs 1/4-20 x 1, 10pcs 1/4-20 x 1-1/2, 10pcs 1/4-20 x 2, 1pc Tuff Storage Container