Milwaukee SDS MX4™ 4-Cutter Masonry Drill Bit, 3/16"X4"X6"

Milwaukee SDS MX4™ 4-Cutter Masonry Drill Bit, 3/16"X4"X6"

The Milwaukee 48-20-7311 SDS MX4™ 4-Cutter Masonry Drill Bit (3/16" x 4" x 6") is a high-performance drilling bit engineered to tackle concrete, masonry, and rebar with precision and durability. Built with a solid carbide head and advanced 4-cutter design, it delivers longer life while preventing frustrating lock-ups when hitting rebar. With fast-clearing variable flutes and a sharp centering tip, this bit keeps drilling efficient, accurate, and a whole lot smoother when the job gets tough.

Country of Origin
Made in Germany

Key Features / Specifications

• Model / Part Number: 48-20-7311
• Brand / Series: Milwaukee SDS MX4™
• Bit Size: 3/16" Diameter
• Length: 4" usable length / 6" overall length
• Shank Type: SDS-Plus
• Head Design: Solid carbide 4-cutter head
• Durability: Delivers up to 5x longer life in concrete with rebar
• Rebar Protection: Rebar guards for increased durability in tough materials
• Tip Design: Sharp centering tip for precise spot drilling
• Flute Design: Variable flutes for faster dust removal and reduced heat
• Efficiency: Up to 20% more holes per battery charge
• Anti-Lock Feature: 4-cutter design prevents lock-up in rebar
• Standards: Meets ANSI B212.15 for anchor compatibility
• Wear Indicator: Wear mark shows end of life and ANSI compliance status
• Compatibility: Fits all SDS-Plus rotary hammers

Ideal For

• Drilling into concrete, masonry, and rebar
• Anchor installation requiring precise, consistent hole sizes
• Jobs where durability and efficiency are critical
• Professionals using SDS-Plus rotary hammers
• Anyone who wants to keep drilling—instead of stopping every time the bit hits something tough