A profile view of the Bosch 1191VSR corded hammer drill, featuring a 1/2-inch keyed chuck, a 360-degree auxiliary handle, and a silver depth gauge rod.
A perspective view of the Bosch corded hammer drill highlighting the adjustable auxiliary handle and the depth gauge rod extending past the keyed chuck.
The Bosch 1191VSRK hammer drill kit showing the 1/2-inch variable speed hammer drill positioned in front of its heavy-duty blue carrying case.
A standard side profile view of the Bosch 1191VSR hammer drill showing its blue housing, red variable speed trigger, and the mode selector switch on top.
An informational graphic showing samples of concrete, stone, cinder block, and brick with text stating that the tool is best suited for these materials.
An action shot of a worker using the Bosch 1191VSR hammer drill to drill into a thick concrete wall, with concrete dust being expelled from the hole.
A worker wearing a hard hat, safety glasses, and earplugs uses the Bosch hammer drill to drill into a concrete header on a construction site.
An action shot of a worker in safety gear using a Bosch demolition tool with a dust extraction system to break up concrete outdoors.
An action shot of a worker in a hard hat and mask using a Bosch rotary hammer with a dust extraction attachment to drill into a ceiling, while a blue hose carries away the dust.
A worker in a white hard hat and safety mask uses a Bosch rotary hammer with a dust collection shroud to drill into an exterior wall.
An informational graphic for the Bosch 1-Year Limited Warranty for corded tools, including a link to the warranty terms and a customer service phone number.
A profile view of the Bosch 1191VSR corded hammer drill, featuring a 1/2-inch keyed chuck, a 360-degree auxiliary handle, and a silver depth gauge rod.
A perspective view of the Bosch corded hammer drill highlighting the adjustable auxiliary handle and the depth gauge rod extending past the keyed chuck.
The Bosch 1191VSRK hammer drill kit showing the 1/2-inch variable speed hammer drill positioned in front of its heavy-duty blue carrying case.
A standard side profile view of the Bosch 1191VSR hammer drill showing its blue housing, red variable speed trigger, and the mode selector switch on top.
An informational graphic showing samples of concrete, stone, cinder block, and brick with text stating that the tool is best suited for these materials.
An action shot of a worker using the Bosch 1191VSR hammer drill to drill into a thick concrete wall, with concrete dust being expelled from the hole.
A worker wearing a hard hat, safety glasses, and earplugs uses the Bosch hammer drill to drill into a concrete header on a construction site.
An action shot of a worker in safety gear using a Bosch demolition tool with a dust extraction system to break up concrete outdoors.
An action shot of a worker in a hard hat and mask using a Bosch rotary hammer with a dust extraction attachment to drill into a ceiling, while a blue hose carries away the dust.
A worker in a white hard hat and safety mask uses a Bosch rotary hammer with a dust collection shroud to drill into an exterior wall.
An informational graphic for the Bosch 1-Year Limited Warranty for corded tools, including a link to the warranty terms and a customer service phone number.
BOSCH

Bosch Hammer Drill 1191VSRK 1/2 Inch 7 Amp Corded Variable Speed (48000 BPM Concrete Masonry Wood Drilling Selector Keyed Chuck Layout Kit Case)

In stock
SKU: 1191VSRK
$139.00 USD

Description

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Contractor-Grade 7.0 Amp Corded 1/2-Inch Dual-Mode Percussive Drill with 48,000 BPM Matrix, Metal Front Gearcase, and 360-Degree Locking Handle

The Bosch 1191VSRK 7 Amp 1/2 Inch Variable Speed Corded Concrete Masonry Wood Hammer Drill Kit delivers specialized rotary excavation utility and exceptional material structural separation efficiency across active framing installations and light masonry sites. Operating on a robust 7.0-amp electrical motor profile driving a high-impact 0 to 48,000 blows per minute (BPM) tracking scale, this high-performance layout instrument maintains stable rotation speeds up to 3,000 RPM while keeping total unit mass confined to an ultra-lightweight 4.1 lbs. This professional structural solution resolves operator muscle fatigue during overhead electrical anchoring runs, high-vibration bit slippage inside raw concrete, and bound bit complications by combining a heavy-duty industrial keyed three-jaw chuck with a rugged metal front housing structure and a variable-speed reversing trigger. Outfitted with a dual-mode rotation and hammer selector dial, a 360-degree locking auxiliary stabilizing side handle, a quick-release linear depth gauge rod, and comprehensive PRO+GUARD OSHA silica dust extraction compatibility, this nimble drilling station optimizes subcontractor project field throughput during residential framing anchors, commercial cinder block routing, and finished carpentry breakthrough cycles.

Best Used For:

  • Concrete Wall Anchoring: Boring precise 5/8-inch pilot openings uniformly into raw poured concrete foundations or concrete masonry units to set anchor screws.
  • Heavy Timber Framing: Transitioning seamlessly into rotation-only mode to drill clean 1-1/2 inch utility pass-through holes inside dense architectural wood studs.
  • Commercial Remodeling Staging: Penetrating stubborn brick veneers and raw cinder block columns for plumbing conduits without bogging down the drive transmission.

Key Performance & Safety Features

  • Dual-Mode Selector Switch: Mechanical top selector enables instantaneous shifts between rotation-only and high-velocity percussive hammer-drilling paths.
  • Keyed Three-Jaw Chuck: Classic heavy-duty 1/2-inch mechanical steel keyed chuck clamps driver bit shanks with absolute grip force to eliminate high-torque slippage failures.
  • Metal Front Transmission Gearcase: Ruggedized metallic forward housing acts as a thermal heat sink and mechanical shield box to protect vital gears during aggressive drilling runs.
  • Variable Reversing Control: Sensitive electronic accelerator trigger tracks operator finger pull to start bits cleanly and quickly back out stuck structural fasteners.
  • Ergonomic Auxiliary Stabilizer: 360-degree articulating side mount handle locks tightly into place to supply multi-angle leverage configurations and uniform tool control lines.

What's Included

  • (1) 1191VSR 7-Amp Dual-Mode Hammer Drill Chassis
  • (1) 360-Degree Locking Auxiliary Side Stabilization Handle
  • (1) Quick-Release Adjustable Linear Depth Gauge Rod
  • (1) High-Tensile Industrial Steel Chuck Key
  • (1) Rigid Molded Equipment Storage Protective Hard Case

Technical Specifications

Specification Value
Brand Name Bosch
Model Number 1191VSRK
Product Classification Type Corded Dual-Mode Hammer Drill Kit
Current Amperage Draw 7.0 Amps
Input Voltage Grid 120V Standard AC Line
Percussive Strike Frequency 0 - 48,000 Blows Per Minute (BPM)
Maximum Rotational Velocity 0 - 3,000 RPM No-Load Speed
Chuck Tool Interface Footprint 1/2 in. Three-Jaw Keyed Architecture
Maximum Capacity (Concrete) 5/8 in. Depth Scale
Maximum Capacity (Wood Woodworking) 1-1/2 in. Scope
Reversing Motor Core Capability Yes (Directional Brush Switch)
Internal Bearing Architecture Premium Ball and Roller Bearing Assembly Matrix
Total Chassis Length 11 in.
Total Chassis Height 9 in.
Net Hardware Tool Weight 4.1 lbs.

Pro-Tip: When boring hole paths into vertical stone walls, do not apply sudden full force load down vectors onto the drill rear body backplate. Keep velocity high at full RPM thresholds and apply uniform forward weight to let the percussive hammer matrix shatter the aggregate chips cleanly, blocking bit binding tracking errors entirely.