Cobalt Jobber Drills, Letter

Cobalt Jobber Drills, Letter

  • Cobalt drills are are effective in drilling tough, high tensile strength materials like stainless steel, inconel, and titanium
  • 135 degree split point tip for self-centering and reducing thrust. Compared to a conventional 118 degree tip, these drills wont go "walking" on you.
  • Manufactured to Aerospace Standard 907
  • Display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed
  • Sizes smaller than 1/16 or #52, and larger than 1/2 have the 118 standard point

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