These bits are made from Cobalt M42 steel which has a melting point of 2,723 Fahrenheit! This new design features the spiral flute design. The spiral flutes allow the bit to cut 27% faster than standard step drill bits. Automatically deburrs while you drill! Produces a clean hole ready for use. These bits will drill through the toughest steel like truck frames, stainless steel, farm implements, spring steel, grade-8 bolts, and more! The item “Drill Hog Step Drill Set UNIBIT Reamer Spiral Flute COBALT Lifetime Warranty” is in sale since Friday, May 22, 2015. This item is in the category “Home & Garden\Tools\Power Tools\Drill Bits”. The seller is “drillhog” and is located in Sunburst, Montana. This item can be shipped to United States.

• MPN: Does Not Apply
• Brand: Drill Hog