Bosch 1-1/4-in PROFACTOR SDS-plus Bulldog Rotary Hammer w/ Batteries, 18V

Bosch GBH18V-34CQB24
Bosch 1-1/4-in PROFACTOR SDS-plus Bulldog Rotary Hammer w/ Batteries, 18V

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Bosch 1-1/4-in PROFACTOR SDS-plus Bulldog Rotary Hammer w/ Batteries, 18V
Bosch 1-1/4-in PROFACTOR SDS-plus Bulldog Rotary Hammer w/ Batteries, 18V
Bosch's 1.25-in rotary hammer is part of the PROFACTOR System, which pairs BITURBO Brushless Technology with a CORE18V PROFACTOR battery. Shop more rotary & combination hammers at HomElectrical today!


  • Chuck Size: SDS-plus.
  • Impact Energy/EPTA (ft. lbs..): 4.3 Ft-Lbs.
  • Max Hole Diameter in Concrete: 1-1/4-in.
  • No Load BPM: 0 - 2,900.
  • No Load RPM: 0 - 500.
  • PROFACTOR performance - delivers corded hammer performance for an 18V 1-1/4-in SDS-plus rotary hammer.
  • Superior impact - delivers 4.3-ft-Lbs. of impact energy (EPTA) for full performance in concrete when drilling and chiseling.
  • Quick-release chuck - allows for seamless change of the chuck from SDS-plus to a three-jaw chuck.
  • BITURBO Brushless Technology - featuring a brushless high-performance motor and drive-train system engineered to take full advantage of the additional power generated by CORE18V PROFACTOR batteries.
  • CORE18V PROFACTOR Performance 8.0 Ah battery - compatible with Bosch 18V tools; optimized for PROFACTOR tools; delivers 2x more runtime than GBA18V40.
  • CORE18V advantage - High-power li-ion cells, cutting-edge battery design and heat management with Bosch-exclusive CoolPack 2.0 technology.
  • PROFACTOR optimized - designed to deliver the power and runtime needed by PROFACTOR tools with BITURBO Brushless technology for the toughest applications.
  • High-power Hell-ion turbo charger - provides 16-amp fast and faster charging.
  • Power-Boost mode - boosts electrical current charging to 50percent in the shortest time.
  • KickBack Control technology - reduces the risk of sudden tool reactions in binding conditions.
  • User interface - on-tool display helps manage tool performance for immediate feedback and control.
  • Anti-vibration system - helps reduce vibration with a longer air cushion in the hammer tube and dampeners in the handle.
  • Vario-Lock positioning - rotates and locks chisel to optimize working angle.
  • Soft Start and controlled rpm - adjusts rpm and bpm for controlled drilling and chiseling applications in softer materials such as brick or tile.
  • Reverse setting - provides easy removal if the bit gets jammed in concrete.
  • Connectivity (module sold separately) - link to connected device via Bosch Toolbox App to customize settings and receive detailed feedback.
  • Includes:
    • (1) GBH18V-34CQ PROFACTOR 18V Connected-Ready SDS-plus Bulldog 1-1/4-in Rotary Hammer.
    • (2) GBA18V80 18V CORE18V Lithium-Ion 8.0 Ah PROFACTOR Performance Batteries.
    • (1) GAL18V-160C 18V Hell-ion Connected-Ready Lithium-Ion 16 Amp Battery Turbo Charger.
    • (1) Auxiliary Handle.
    • (1) Carrying Bag.
  • cUL/UL Listed, CSA US.
  • 3 Year Warranty.
  • Dimensions: 17-in (L) x 3.7-in (W) x 9.8-in (H).


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Product Specifications

Part NumberGBH18V-34CQB24
Inner Package1
Maximum Voltage18V
Power TypeBattery
Warranty3 Yr
Weight10.80 lb

Manufacturer Description

1-1/4 SDS-plus Rotary Hammer w/ (2) 8.0 Ah Core Performance Battery

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