Norseman 22903 1/16 in. - 1/2 in. Super Premium Black and Gold Oxide Hi-Molybdenum Steel Drill Bit Set, 29-Piece, greyNorseman's drill bits give you twice the life of a standard drill bit. Enlarge existing holes or drill through sheet metal, hard steel, acrylics and brass. Self-centering and 3-flats on shank.Drill America - KFD29J-PC 29 Piece Heavy Duty High Speed Steel Drill Bit Set with Black and Gold Finish in Round Case (1/16" - 1/2" x 64ths), KFD SeriesDrill America KFD29J-PC KFD 29-Piece High-Speed Steel Drill Bit Set contains 29 high-speed steel KFD series Killer Force Drill Bits. Sizes 1/16" - 1/2" x 1/64" increments Sizes: 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64" and 1/2". Drill America KFD29J-PC KFD Drill Set comes in a unique round drill index that combines form and function into 1 beautifully designed, easy to carry drill set. The shatter proof, water resistant case fits easily, anywhere you need it. Effortlessly grip the set in 1 hand as you would a travel coffee mug, leave it in the cup holder of your truck while on the way to your job or hang it on your belt when all hands are on deck. KFD Killer Force Drill Bits are manufactured from M2 premium grade high speed steel. For use in a wide range of materials in the iron and steel families such aluminum, iron, stainless steel and other hard metal drilling. KFD Killer Force Drill Bits have a 135 degree split point tip for self-centering and reducing thrust. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. KFD Killer Force Drill Bits are black and gold surface treated for use in stainless steel and other hard metal drilling.