Built for demanding drilling tasks in reinforced concrete and masonry, the Milwaukee Tool MX4 4-Cutter SDS-MAX Rotary Hammer Drill Bit (3/4 in x 17 in x 21 in) delivers high durability and dependable performance on professional job sites. The solid carbide head is engineered for long service life, while the precision centering tip enables accurate and controlled hole starts. Its 4-cutter design minimizes binding when encountering rebar, helping reduce interruptions. Optimized flute geometry improves dust removal, limits heat buildup, and supports faster, smoother drilling.
Key Features:
Ideal for concrete with rebar and masonry applications
Solid head carbide delivers up to 5x longer life in concrete with rebar
Rebar guards for maximum durability in hard aggregate and rebar
Sharp centering tip for exact spot drilling in concrete and metal decking
4-Cutter design prevents lock-up in rebar, reducing downtime
Optimized flutes remove dust faster, reducing heat and delivering up to 15% more holes per battery charge
Wear mark indicator to show the end of life and when bit no longer meets the ANSI requirement
Fits all SDS-Max rotary hammers
Meets ANSI B212.15 to fit common anchors
Diameter: 3/4 in
Useable length: 17 in
Overall length: 21 in
Shank type: SDS-MAX
German Made
What's Included:
1 × Milwaukee MX4 4-Cutter SDS-MAX Rotary Hammer Drill Bit (Size: 3/4 in x 17 in x 21 in)
Warranty Information:
Milwaukee’s warranty and service details can be easily reviewed on the Milwaukee General Warranty Information page.
Specifications:
Specifications
Details
Brand
Milwaukee
Product Type
SDS-MAX Rotary Hammer Drill Bit
Series
MX4 4-Cutter
Bit Diameter
3/4 Inch
Working Length
17 Inches
Overall Length
21 Inches
Shank Type
SDS-MAX
Head Material
Solid Carbide
Cutter Design
4-Cutter Anti-Lock Geometry
Suitable Applications
Concrete, Reinforced Concrete, Masonry
Key Benefits
Accurate starts, reduced binding, fast dust evacuation
