Cobalt Silver & Deming Drills & 8 Piece Sets

Brand: MULTIPLE BRANDS AVAILABLE

Can be used in electric drills and drill presses with 1/2" capacity drill chuck

Applications

  • Cobalt offers better wear resistance, higher hot hardness & toughness when compared to high speed steel.
  • Cobalt also provides less chipping under severe cutting conditions allows tool to be run 10% faster than high speed steel.
  • Primarily designed as tools for heavy duty drilling of larger holes requiring reduced diameter straight shank drills.
  • Suitable for most drilling operations in a wide array of materials having low and medium tensile strength ratings.
  • Intended for those applications where only a 1/2" chuck is available to drive the drills.
  • May be used with a wide range of portable or stationary machine tools and with hand held manual drills.
  • For optimal performance and the best tool life suitable lubricating/cutting oils or the appropriate coolant fluids are recommended.

Features

  • Right hand (clockwise rotation) cutting direction.
  • Standard two flute design.
  • Standard spiral, helical flutes.
  • All drills have reduced shanks that are 1/2" in diameter.
  • Available in individual size drills or in sets.

Technical Data

  • Manufactured from cobalt steel.
  • Surface treated.
  • Black and bright finishes.

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