Premium Solid Cobalt M42 Super High Speed Steel. 1/16″ to 1/2″ in 1/64th Increments (Does not Skip any Sizes). High Heat Treated Hardness 68-70 HRC (Rockwell Hardness Scale). 135 Degree Split Point Prevents “Walking”. Tri-Flat Shank Prevents “Spinning” in Chuck. Drill Hog is proud to release the newest technology in drill bits. These bits are made from Cobalt M42 Steel which has a melting point of 2,853 degrees Fahrenheit! These bits will drill through the toughest steel like truck frames, stainless steel, farm implements, spring steel, grade 8 bolts, and more! Proudly made in the USA. We usually respond within 24 hours on weekdays. Thank you for shopping at our store. The item “29 Pc Cobalt Drill Bit Set M42 HSS 29pc USA Drills Lifetime Warranty Made in USA” is in sale since Wednesday, April 12, 2017. This item is in the category “Home & Garden\Tools\Power Tools\Drill Bits”. The seller is “aditep_global” and is located in Multiple Locations. This item can be shipped to United States.

• MPN: DTC0029
• Brand: Drillcraft
• Model: DTC0029