Set contains: 13pc HSS 9341 drill ti-coated fully ground polish, 1, 1.5, 2, 2.5, 3X2, 3.2, 3.5, 4, 4.5, 4.8, 5, 6mm, 6pc Masonry drills, 40CR+YG8, milled + sandblasted, 3, 4, 5, 6, 8, 10mm, 6pc brad point wood drills.GCR15 roll forged. 3, 4, 5, 6, 8, 10mm, 3pc flat wood drill, high carbon steel, 3 points, quick change, 13, 16, 19mm, 40pc 25mm CR-V6150 screwdriver bit. With bits holder