Listed is a NEW, Morse#18147 26-Piece, High Speed Steel, Letter Drill Set. This USA Made Drill Set has drills from Letter "A" to Letter "Z"
The drills come in a handy hard plastic index. As the second photo shows, the sizes are clearing marked on the drill index.
Please note, these are NOT the cheap drills you would buy at one of the "box stores". These drills are production grade drills which we sell to the manufacturing industry.