Check the listing for details. Drill Hog USA 21 Pc COBALT M42 8 Pc Silver & Deming Drill Bits Lifetime Warranty. Condition: New. Listed at 197.00 USD. Drill Hog USA 21 Pc + 8 Pc Jumbo Cobalt M42 Drill Bit Set Includes: 21 Fractional Sizes 1/16" - 1/2" 1/16" to 1/4" by 1/64ths 9/32" to 1/2" by 1/32nds 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" 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2" Drill Hog 8 Pc Silver & Deming Drill Bit Set Includes 8 Fractional Sizes 9/16" - 1" Sizes: 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1" Specifications: Solid Cobalt M42 Steel 135 Degree Split Point Prevents "walking" 3 Flat Sides on the Shank Prevents "spin" in the chuck Includes Steel Carrying Case with (3) Pop Up Tiers Lifetime Warranty Drill Hog is proud to release the newest technology in drill bits. These bits are made from Cobalt steel which has a melting point of 2723 Fahrenheit! These bits will drill through the toughest steel like truck frames, stainless steel, farm implements, spring steel, grade 8 bolts, and more! This set is known as the "Mechanics Set" because it contains the most popular sizes. Drill Hog includes a Lifetime Warranty to the original purchaser.