Milwaukee 48-89-2316 Thunderbolt Cobalt Red Helix Drill Bit, 19/64"

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Milwaukee Thunderbolt Cobalt drill bits are designed for extreme durability and long life in specialty applications. It is highly recommended for use with portable drills.
SKU: 43031678
MFG: 48-89-2316
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  • Size: 19/64"
  • Cobalt coating
  • Round shank
  • A specially designed parabolic flute form clears chips and debris fast to keep the bit cool
  • The 135 degree split point tip delivers a precision start and prevents walking for fast, accurate holes
  • Effective for drilling on curved surfaces
  • Require less effort to drill through stainless steel, high alloy steel and cast iron
  • Thunderbolt web features a thicker core than a standard drill bit to provide ultimate strength and protect against side-load breakage


MFR: 48-89-2316
SKU: 43031678
UPC: 045242188314
Brand: Milwaukee