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Milwaukee Red Helix 9/64 in. X 2-7/8 in. L Steel Thunderbolt Drill Bit Round Shank

Cobalt coating and a Red Helix flute design keep this bit cutting cooler for longer life drilling through steel.
Milwaukee MPN 48-89-2306
Sold Locally Only

This product isn’t sold on our website — see your local hardware store.

Typical Store Price i
Typical store price: low $5.99, average $6.99
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About Product Overview

This Milwaukee Thunderbolt bit is built for drilling into steel, with a cobalt coating that stands up to the heat and friction that wear out standard bits fast. The Red Helix design is engineered to clear chips efficiently and keep the bit running cooler through the cut, so you get more holes before it dulls.

At 2-7/8" overall length with a round shank, it's sized for everyday drilling jobs where control and precision matter. Sold as a single bit, carded for easy hanging storage.

  • Drill size: 9/64"
  • Finish: Cobalt coated
  • Material: Steel
  • Flute length: 1-3/4"
  • Shank type: Round shank
  • Sub-brand: Red Helix, Thunderbolt style

The Details Specifications

Brand Milwaukee
UPC 045242188215
Case Pack Quantity 5 per case
Retail Unit Quantity 1
Dimensions (L × W × H) 0 × 2 × 6
Weight 0 lbs
Country of Origin SOUTH KOREA
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab
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