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Drill Bits Unlimted

.016" 0.40mm #78 Slot Drill .180" Flute Length

.016" 0.40mm #78 Slot Drill .180" Flute Length

Regular price $2.99 USD
Regular price Sale price $2.99 USD
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50 left in stock

Carbide Slot Drills


  • Solid core with optimized flute clearance reduces bit breakage

  • High-helix flute geometry enhances chip removal for superior pecked slot formation.

  • Shallow point angle minimizes backside breakout and splintering

  • Point geometry and back tapered flutes virtually eliminate top surface splintering

  • Constructed of the Finest Micro-Grain Tungsten Carbide available

  • 1/8" Diameter Shafts fit most equipment

  • Excellent for Drilling in Metals, Plastics, Fiberglass, Wood, Etc.

  • Each Bit has a Colored Depth Stop Ring for consistent plunge depths

  • More Details Below...





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