1-3/4" SDS Max Demolition Hammer

Get best-in-class power and the highest overload protection for the toughest demolition jobs. The SDS-Max Demolition Hammer has a heavy-duty crank piston mechanism that delivers 8.8 ft-lbs of impact energy for hard-hitting performance in any concrete. For lighter applications, the two-speed impact mode allows you to reduce BPM to 2,200. Advanced Constant Power Technology electronics and a mechanical clutch enhance your control and the rotary hammer’s long-term durability. The Anti-Vibration System and side D-handle ensure safe, comfortable use. The tool comes with a carrying case.


(1) 1-3/4" SDS Max Demolition Hammer (5446-21) (1) Carrying Case (1) Side Handle
  • Powerful 14-amp 1,300 MWO Milwaukee motor: Provides best-in-class power and highest overload protection
  • Two-speed impact mode: Use low (2,200 BPM) for light materials or high (2,840 BPM) for the toughest concrete
  • Heavy-duty crank piston mechanism: Provides 8.8 ft-lbs of torque for hard hitting performance
  • CPT
  • TM
  • Constant Power Technology: Delivers consistent performance when the tool is under load
  • Variable-position chisel stop: Fixes the chisel in 12 positions for various applications
  • Mechanical clutch: Protects the motor when the bit binds
  • AVS Anti-Vibration System: Minimizes vibration for maximum comfort
Download Owner's Manual Download Service Parts List

Product Specifications

Amps 14
Length 18"
Cord Type Grounded
Voltage 120V AC
Weight 15.9 lbs
Power Source Corded
Tool Warranty 5 Years
No Load Speed N/A
Blow Energy 8.8 ft-lbs
Trigger Lock Yes
Drilling Mode Single Mode: Hammer Only
Handle Style Drop Motor
Vibration Reduction Yes - AVS™
No Load BPM 2,200/2,840
Electronic Feedback Yes
Bit Shank SDS Max