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Milwaukee SDS Max 4CT MX4™ 5/8" X 24" X 29"

Milwaukee Tool Authorized Dealer
SKU 48-20-3920
Model Number: MIL48203920
Availability Notice: Availability to purchase does not guarantee immediate stock. Our site displays items we stock along with items we have the access to source for our customers. Some items may have extended lead times. Questions about availability? Contact our team before ordering.

ENGINEERED FOR UNYIELDING PERFORMANCE IN REINFORCED CONCRETE

High-performance masonry drilling requires more than just raw power; it demands accessories engineered to handle the thermal stress of hard aggregate and the physical impact of rebar. The Milwaukee MX4™ 4-Cutter SDS MAX bit is designed with a solid head carbide that maintains structural integrity where standard bits fail. By integrating rebar guards and a sharp centering tip, this bit minimizes walking and prevents the catastrophic lock-ups that lead to snapped bits and jobsite downtime. For professionals tracking cost-per-hole, the optimized flute geometry not only clears dust faster but also reduces the load on the rotary hammer’s motor, extending battery runtime by up to 15% per charge.

  • / Solid head carbide construction delivers up to 5x longer life in concrete with rebar compared to standard masonry bits.
  • / Integrated rebar guards protect the carbide head from damage when encountering steel reinforcement, ensuring maximum durability in hard aggregate.
  • / The 4-cutter geometry prevents binding and lock-up in rebar, providing smoother drilling and reducing the risk of tool kickback.
  • / Sharp centering tip allows for exact spot drilling, preventing bit walk on smooth concrete surfaces or metal decking.
  • / Wear mark indicator provides a clear visual cue when the bit no longer meets ANSI B212.15 requirements for precise anchor fitment.
TECHNICAL SPECIFICATIONS
Diameter 5/8"
Usable Length 24"
Overall Length 29"
Shank Type SDS-MAX
Cutter Style 4-Cutter
Material Solid Head Carbide
Compliance ANSI B212.15

WHAT'S IN THE BOX

(1) 5/8" x 24" x 29" MX4™ 4-Cutter SDS MAX Rotary Hammer Drill Bit (48-20-3920)

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