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MILWAUKEE  |  SKU: 1244221

7/8" x 17" x 21" SDS MAX Drill Bit - 4 Cutters

$8999
Description

The Milwaukee® SDS-MAX 4-Cutter MX4 7/8 in. X 17 in. X 21 in. Drill Bits feature solid carbide heads that deliver up to 5x longer life in concrete with rebar. Engineered with rebar guards to provide maximum durability in hard aggregate and rebar. MX4 4-Cutter bits are designed with sharp centering tips for exact spot drilling in concrete. The integrated 4-cutter design prevents lock-up in rebar, reducing downtime. Variable flutes remove dust faster, reducing heat and delivering up to 15% more holes per battery charge. Wear mark indicator shows users the end of life when the bits no longer meet the ANSI requirement. The Milwaukee MX4 4-Cutter Drill Bits are ideal for concrete with rebar and masonry applications.

  • Solid head carbide for up to 5x longer life in concrete with rebar
  • Rebar guards for maximum durability in hard aggregate and rebar
  • Centering tip for exact spot drilling in concrete and metal decking
  • 4-cutter design prevents lock-up in rebar, reducing downtime
  • Variable flutes remove dust faster reducing heat and delivering up to 15% more holes per battery charge
  • Meets ANSI B212.15 to fit common anchors
  • Wear mark indicator to show end of life and when bit no longer meets the ANSI requirement
  • Ideal for concrete with rebar and masonry
  • Fits all SDS-MAX rotary hammers
  • Shank type: SDS MAX
  • Diameter: 7/8"
  • Bit length: 21"
  • Useable length: 17"
    • Specifications
    Application MASONRY
    Model 48-20-3946
    Package height 24.4 in
    Package length 1.0 in
    Package width 1.8 in
    Product class TMWL