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1-1/16″ x 23″ Simpson MDMX10623Q SDS-Max Shank Quad Head Bit

Original price was: $126.57.Current price is: $63.29.


The Simpson Strong-Tie MDMX10623Q is a heavy-duty SDS-Max shank rotary hammer bit designed for efficient drilling into concrete and masonry. With a 1-1/16" diameter and...



The Simpson Strong-Tie MDMX10623Q is a heavy-duty SDS-Max shank rotary hammer bit designed for efficient drilling into concrete and masonry. With a 1-1/16″ diameter and 23″ length, this quad head bit offers extended reach and clean boreholes for anchoring, mechanical, or electrical installs.

The carbide quad-cutting head and aggressive flute design improve drilling speed while reducing vibration and wear. Ideal for use with SDS-Max rotary hammers, this bit is built for professionals needing long-life performance in tough concrete jobs.

Key Features

  • Bit Size: 1-1/16″ diameter x 23″ overall length
  • Shank Type: SDS-Max for use with heavy-duty rotary hammer drills
  • Quad Head Carbide Tip: Improves cutting speed, durability, and hole precision
  • Aggressive Flute Geometry: Clears debris quickly for cleaner, faster drilling
  • Applicat
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