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The Irwin 1/4 x 4 Cobalt Alloy Steel Drill Bit is ideal for drilling into hardened steel, alloys, Titanium Nitride Coating and stainless steel. Made from tough steel, this drill bit boasts sturdy web construction. A 135 degree point tops off Irwin's steel bit.

Features

  • Heavy-duty use: tackle metal drilling, including abrasive alloy metal drilling on hardened steel
  • Precise drilling: 135° split-point tip eliminates walking
  • Built to last: engineered with cobalt alloy steel for high heat and abrasion resistance
  • Size: 1/4 in
  • Bit Type: Cobalt Jobber
  • Bit Diameter: 0.25 in
  • Length: 5.700 in
  • Shank Diameter: 1/4 in
  • Shank Length: 1.25 in
  • Flute Length: 2.75 in
  • Height: 0.300 in
  • Width: 1.900 in
  • Weight: 0.057 lbs
  • Material: Cobalt Alloy Steel
  • Coating: Gold Oxide
  • Tip Angle: 135
  • Point Type: Split-Point
  • Country of Origin: China