Milwaukee 48-20-3974 1-1/4" x 31" x 36" SDS-Max Rotary Hammer Bit

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Item Number:MLA48-20-3974
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Milwaukee 48-20-3974 1-1/4" x 31" x 36" SDS-Max Rotary Hammer Bit

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The 48-20-3974 includes:

  • 1x Milwaukee 48-20-3974 1-1/4" x 31" x 36" SDS-Max Drill Bit


  • New 4-Cutter Head design
  • Centering point provides precise round holes
  • Reduced vibration - New flute design
  • New Brazing formula for up to 20% longer life
  • "Lower Cost" per drilled hole
  • Better dust removal
  • For use in any kind of concrete or masonry
  • (Diameter x Usable Length x Overall Length)

Milwaukee®'s 48-20-3974 SDS-Max 4-Cutter Rotary Hammer Drill bits feature a 4-Cutter 4x90° tip geometry to avoid lock up in rebar, patented rebar chamfers for increased durability, and a high volume flute for fast debris removal. Used for drilling holes in brick, block, concrete, and reinforced concrete.

Tech Specs:

  • Brand: Milwaukee
  • Model: 48-20-3974
  • MPN: 48-20-3974
  • UPC: 045242102297
  • Type: Drill Bit
  • Diameter: 1-1/4"
  • Usable Length: 31"
  • Overall Length: 36"
  • Package Qty.: 1

Also fits HILTI with Large Round Shank

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