Harbor Freight Tools


15 Amp 35 lb. 1-1/8 in. Hex Lower Wall Breaker Hammer

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Anti-vibration control lets you use this professional demolition hammer longer with less fatigue

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This powerful 35 lb. Demolition Hammer Kit delivers over 34 ft. lbs. of impact energy to break up the hardest surfaces. The balanced ergonomic design and a 360° side handle make it easy to switch between vertical and horizontal applications for breaking up foundations and footings. Anti-vibration control lets you use this lower wall breaker hammer longer with less fatigue.

  • Powerful 15 amp motor breaks through the toughest materials
  • Impact rate of 1300 BPM with 34 ft. lbs. of impact energy for quick demolition
  • Rugged cast aluminum motor housing for high strength and lighter weight
  • Adjustable 360° side handle for maximum comfort and control
  • Industry leading anti-vibration control
  • Heavy duty bit retention accepts standard 1-1/8 in. hex steel
  • Auto-stop carbon brushes and ball bearing construction for longer tool life
  • Shock absorbent anti-vibration handle prevents strain and fatigue
  • Trigger lock for convenience
  • Two chisels included

Replacement Parts in Stock

Call to Order: 1-800-444-3353

View Available Parts

Important Information

  • Requires 20 amp 120 volt circuit. Not available for sale to Canada.
  • This item is subject to a 20% restocking fee

We think you’ll enjoy these customer-made YouTube videos about our products. They’re independent, uncut and unsponsored. They may also contain some four-letter words that aren’t “tool” and other content that’s not appropriate for children. We hope these videos help inform your tool-buying decisions. And a note from the lawyers: Products should always be used in accordance with the owner’s manual.

64277, 64276
AC Volts
Accessories Included
2 chisels, wrench, chisel grease, replacement brushes and carrying case
Amperage (amps)
Product Weight
35 lb.
Shipping Weight
65.20 lb.
Wattage (watts)
Impact (BPM)
1300 BPM
Power cord (ft.)
16 ft.
Shank size
1-1/8 in.
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change

We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.