Harbor Freight Tools


7.5 Amp 1/2 in. Variable Speed Hammer Drill/Driver

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Tackle the toughest jobs and get 60% more power and longer life with this 7.5 variable speed reversible hammer drill.

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The BAUER™ 1/2 in. 7.5 Amp Variable Speed Reversible Hammer Drill delivers the power to drill through concrete, wood and steel. The 7.5 amp motor ensures powerful performance in a wide variety of materials. 45,000 BPM in hammer drill mode maximizes impact energy to blast through concrete, stone and masonry. The adjustable 360° side handle delivers maximum comfort and a secure hold while hammering. Features variable speed trigger with reverse switch and lock-on for continuous use.

  • 7.5 amp motor ensures powerful performance
  • Heavy duty 1/2 in. keyed chuck for the most rugged applications
  • 45,000 BPM in hammer drill mode maximizes impact energy
  • Depth stop rod for consistent, accurate holes
  • Easily switch between hammer drill and drill-only modes
  • Variable speed reversible trigger with lock on for continuous use
  • Adjustable 360° side handle for maximum comfort and control
  • Chuck key storage reduces the occurrence of lost chuck keys

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56404, 56686
AC Volts
Accessories Included
Side Handle, Depth Gauge, Key
Amperage (amps)
Chuck size (in.)
1/2 in.
Speed (max)
2800 RPM
Product Height
9 in.
Product Length
11.5 in.
Product Weight
5.77 lbs.
Product Width
4.25 in.
Shipping Weight
6.35 lb.
Impact (BPM)
45,000 BPM
Power cord (ft.)
6-1/2 ft.
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.