Irwin Tools IRWIN 63137 Cobalt Alloy Steel Fractional Straight Shank Jobber Length Metal Index Drill Bit Set, 15-Piece

Product Description Irwin Industrial Tools 63137 Cobalt Alloy Steel Fractional Straight Shank Jobber Length – Metal Index – 15-Piece Set. Irwin offers a complete line of Metal Twist Drill Bits, including Black Oxide, Turbo Point, Titanium Nitride and Cobalt Alloy Steel Drill Bits. From the Manufacturer Irwin Industrial Tools 63137 Cobalt Fractional Straight Shank Jobber Length – Metal Index – 15-Piece Set. Irwin offers a complete line of Metal Twist Drill Bits, including Black Oxide, Turbo Point, Titanium Nitride and Cobalt Drill Bits.

Features

• Constructed of M-42 5 percent Cobalt Alloy Steel high speed steel for super abrasive resistance in tough metals
• Heavy duty spiral flute design produces faster chip ejection
• Shorter cutting lips reduce torque for drilling in high tensile strength materials.
• 135-Degree split point reduces feed pressure for easier penetration without work hardening