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3/16" - 1/2" Ultra-Bit™ Step Drill Bit

3/16" - 1/2" Ultra-Bit™ Step Drill Bit

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Item Number: 824401
Package Weight: 0.1 lbs
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Product Details

  • MULTI-DIAMETER DRILLS - One drill can produce up to 13 different hole sizes.
  • DOUBLE FLUTED DESIGN - Drills clean, accurate and bur-free holes quickly and easily in thin materials.
  • HIGH-MOLY ALLOY STEEL - Special high-speed alloy steel construction provides superior wear resistance for extended tool life.
  • TITANIUM NITRIDE (TiN) SURFACE TREATMENT - Provides a super hard cutting surface and superior surface lubricity for a long lasting, fast and smooth cutting action. Up to 10 times the life of conventional tools.
  • 3 FLATS ON SHANKS - Flatted shanks eliminate chuck slippage.
  • FRACTIONAL MARKINGS - Laser etched easy-to-read fractional hole size markings on the flute of the drill for drilling predictable and reliable hole sizes.
  • VERSATILE - Can be used on portable drills, drill presses and lathes.
  • MULTI-MATERIAL - Stainless steel, steel, aluminum, brass, other metals, rigid plastics, laminates and most materials with a thickness equal to or less than the step depth of the drill.
  • MADE IN THE U.S.A.

Product Specification

Bit Type:  Standard
Brand:  Ultra-Bit
Chuck Size:  1/4" - up
Finish:  Titanium Nitride Plated
Hole Diameter:  3/16" - 1/2"
Material:  High Moly Alloy Steel
Number of Flutes:  2
Number of Hole Sizes:  6
Series:  Ultra-Bit™
Step Depth:  3/8"

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