Bosch SDS-Max Rotary Hammer Kit GBH18V-40CK27 1-5/8 Inch PROFACTOR BITURBO Brushless (6.7 Ft Lbs Impact Energy 18V Two 12Ah Batteries Concrete Chisel)

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SKU: GBH18V-40CK27
Regular price $1,099.00 USD

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Bosch GBH18V-40CK27 PROFACTOR 18V 1-5/8" SDS-Max Rotary Hammer Kit

The Bosch GBH18V-40CK27 PROFACTOR 18V 1-5/8-inch SDS-Max cordless rotary hammer delivers 6.7 ft-lbs of EPTA impact energy for high-speed concrete coring, structural rebar doweling, and heavy chiseling. Driven by a high-performance BITURBO Brushless motor paired with two CORE18V 12.0Ah High Power batteries, this 18.4-lb cordless demolition hammer rivals corded tools in drilling speed, chipping removal rate, and continuous runtime. Equipped with KickBack Control sensor technology, dual-mode operation with Vario-Lock chisel positioning, an integrated anti-vibration air cushion dampener, and a high-power Turbo Charger with Power Boost mode, it ensures maximum operator safety and relentless productivity on commercial masonry jobsites.

Best Used For:

  • Structural Rebar Doweling and Heavy Concrete Anchoring: Boring 5/8-inch to 1-5/8-inch diameter anchor holes into high-PSI cured concrete foundation walls and footings.
  • Commercial Masonry and Tile Demolition: Chipping structural block, scaling excess mortar spatter, and stripping floor tiles in hammer-only mode using Vario-Lock flat chisels.
  • Through-Wall Mechanical and Electrical Penetrations: Driving large SDS-Max core bits through reinforced concrete and hollow cinder block partitions for conduit and piping rough-ins.

Key Performance & Safety Features

  • BITURBO Brushless Technology: High-output brushless motor drivetrain engineered specifically to maximize high-current discharge from CORE18V 12Ah battery cells.
  • 6.7 Ft-Lbs EPTA Impact Energy: Hard-hitting electro-pneumatic striker mechanism delivers fast drilling penetration and rapid material removal in tough aggregate.
  • Integrated KickBack Control: Built-in accelerometers automatically decouple the motor within milliseconds during sudden bit binding to prevent dangerous tool kickback.
  • Multi-Stage Anti-Vibration Architecture: Extended internal pneumatic air cushion and decoupled handle dampeners drastically isolate vibration away from operator hands.
  • On-Tool Digital User Interface: Interactive display provides real-time tool status, operational temperature feedback, battery life indicators, and customized mode settings.
  • Vario-Lock Chisel Orientation: Allows operators to rotate and lock SDS-Max chisels into multiple distinct angular positions for optimal attack angles while chipping.

What's Included

  • (1) Bosch GBH18V-40C 18V 1-5/8" SDS-Max Rotary Hammer (Bare Tool)
  • (2) Bosch CORE18V 12.0Ah High Power Lithium-Ion Batteries (GBA18V120)
  • (1) Bosch 18V High-Power Fast Turbo Charger with Power Boost
  • (1) 360-Degree Auxiliary Side Handle
  • (1) Heavy-Duty Jobsite Carrying Case

Technical Specifications

Manufacturer Bosch Power Tools
Model Number / Kit SKU GBH18V-40CK27
Product Category Cordless SDS-Max Rotary Hammer Drill Kit
Operating System Voltage 18.0 Volts (Bosch PROFACTOR Platform)
Motor Architecture BITURBO Brushless Motor
Chuck Drive Interface SDS-Max Quick-Change Retainer
Maximum Hole Diameter (Solid Bit) 1-5/8 inches (41.28 mm)
Impact Energy (EPTA Certified) 6.7 ft-lbs (9.08 Joules)
Operational Modes 2-Mode (Rotary Hammering & Hammer-Only Chipping)
Safety / Binding Mechanism Electronic KickBack Control Acceleration Sensor
Total Weight (Tool with 12Ah Battery) 18.40 lbs (8.35 kg)
Included Power Cells (2) CORE18V 12.0Ah High Power Lithium-Ion Batteries
Charger Model Type High-Power Turbo Charger with Power Boost Mode
UPC / Product Barcode 000346806021

Pro-Tip: Apply a light coating of dedicated SDS-Max chisel grease to bit shanks prior to insertion into the chuck; keeping the drive grooves lubricated transfers full impact energy into the concrete and extends internal chuck anvil life.