A studio product shot of the Bosch 18V brushless 6-1/2 inch circular saw kit, including the blade-left circular saw with an installed carbide-tooth blade, two CORE18V 4.0 Ah advanced power batteries, a battery charger, and a blue and black Bosch carrying bag.
A product diagram of the Bosch GKS18V-22L circular saw with labels pointing to key features: an auxiliary handle for ease of use in either hand, a brushless motor for efficient runtime, a 360-degree pivoting dust port, a 50-degree bevel range, convenient depth gauges, a cutline LED for dark areas, a blade-left design for better visibility, and an electronic convenience brake to quickly stop the blade.
A close-up studio shot showing the right side and front of the Bosch 18V 6-1/2 inch circular saw, highlighting the silver upper blade guard, black auxiliary handle, and the installed 24-tooth carbide circular saw blade.
A front-facing view of the circular saw showing the blade-left orientation, the metal base plate, and the bevel adjustment scale at the front of the tool.
A rear-facing view of the circular saw showing the back of the motor housing with red cooling fins, the rear handle, and the dust exhaust port located on the right side of the tool.
An action shot of a person using the Bosch circular saw to cut a piece of plywood on a jobsite, showing the blade-left design providing a clear view of the cut line for the right-handed operator.
A person using the cordless circular saw to cut through thick wooden planks outdoors, with the 360-degree dust port directing debris away from the cutting surface.
A close-up view from the front-left of the saw as it cuts through a sheet of OSB, demonstrating the stability provided by the wide metal footplate and auxiliary handle.
An operator using the circular saw to cut a 2x4 piece of lumber supported on a sawhorse, illustrating the 2-1/4 inch cut capacity of the 6-1/2 inch blade.
A close-up view of a worker's hands using a carpenter's square and a pencil to mark a straight cut line on a piece of lumber on a jobsite.
A close-up view of a worker's hands using a carpenter's square and a pencil to mark an angled cut line on a piece of lumber.
A side-view of the circular saw resting on top of several pieces of cut lumber at a construction site with the sun shining in the background.
The Bosch circular saw hanging by its integrated rafter hook from a wooden 2x4 beam on a jobsite.
A promotional graphic stating that Bosch 18V tool, charger, and battery kits are covered by a limited warranty, offering 5 years for the tool and charger and 3 years for the battery.
A graphic showcasing the AMPShare multi-brand compatible 18V battery system powered by Bosch, featuring several 18V batteries of varying capacities from 6 Ah to 12 Ah.
A graphic stating that the two included batteries are part of the AMPShare 18V battery system, featuring a pair of CORE18V 4.0 Ah advanced power batteries.
A studio product shot of the Bosch 18V brushless 6-1/2 inch circular saw kit, including the blade-left circular saw with an installed carbide-tooth blade, two CORE18V 4.0 Ah advanced power batteries, a battery charger, and a blue and black Bosch carrying bag.
A product diagram of the Bosch GKS18V-22L circular saw with labels pointing to key features: an auxiliary handle for ease of use in either hand, a brushless motor for efficient runtime, a 360-degree pivoting dust port, a 50-degree bevel range, convenient depth gauges, a cutline LED for dark areas, a blade-left design for better visibility, and an electronic convenience brake to quickly stop the blade.
A close-up studio shot showing the right side and front of the Bosch 18V 6-1/2 inch circular saw, highlighting the silver upper blade guard, black auxiliary handle, and the installed 24-tooth carbide circular saw blade.
A front-facing view of the circular saw showing the blade-left orientation, the metal base plate, and the bevel adjustment scale at the front of the tool.
A rear-facing view of the circular saw showing the back of the motor housing with red cooling fins, the rear handle, and the dust exhaust port located on the right side of the tool.
An action shot of a person using the Bosch circular saw to cut a piece of plywood on a jobsite, showing the blade-left design providing a clear view of the cut line for the right-handed operator.
A person using the cordless circular saw to cut through thick wooden planks outdoors, with the 360-degree dust port directing debris away from the cutting surface.
A close-up view from the front-left of the saw as it cuts through a sheet of OSB, demonstrating the stability provided by the wide metal footplate and auxiliary handle.
An operator using the circular saw to cut a 2x4 piece of lumber supported on a sawhorse, illustrating the 2-1/4 inch cut capacity of the 6-1/2 inch blade.
A close-up view of a worker's hands using a carpenter's square and a pencil to mark a straight cut line on a piece of lumber on a jobsite.
A close-up view of a worker's hands using a carpenter's square and a pencil to mark an angled cut line on a piece of lumber.
A side-view of the circular saw resting on top of several pieces of cut lumber at a construction site with the sun shining in the background.
The Bosch circular saw hanging by its integrated rafter hook from a wooden 2x4 beam on a jobsite.
A promotional graphic stating that Bosch 18V tool, charger, and battery kits are covered by a limited warranty, offering 5 years for the tool and charger and 3 years for the battery.
A graphic showcasing the AMPShare multi-brand compatible 18V battery system powered by Bosch, featuring several 18V batteries of varying capacities from 6 Ah to 12 Ah.
A graphic stating that the two included batteries are part of the AMPShare 18V battery system, featuring a pair of CORE18V 4.0 Ah advanced power batteries.
BOSCH

Bosch Circular Saw Kit GKS18V-22LB25-RT 18V Brushless 6-1/2 Inch BladeLeft (Two CORE18V 4.0 Ah Batteries Charger Bag Reconditioned Cutting Power)

In stock
SKU: GKS18V-22LB25-RT
$259.00 USD

Description

Bosch Promtional Logo Logout

Trade-Focused 18V Blade-Left Circular Saw Kit with Brushless 5,000 RPM Motor, Dual 4.0 Ah Batteries, and Electronic Safety Brake

The Bosch GKS18V-22LB25-RT 18V Brushless 6-1/2 Inch Blade-Left Circular Saw Kit delivers commercial-grade material dimensioning utility and exceptional cut-line tracking visibility for professional carpentry applications. Driven by a high-efficiency brushless motor that supplies a no-load speed of 5,000 RPM, this premium cutting system slices through thick framing lumber with a generous 2-1/4 inch maximum depth capacity at 90 degrees. This framing solution resolves drift errors, sightline blockage, and chronic thermal power stalls on active job sites by matching an ergonomic blade-left configuration with advanced CoolPack 2.0 battery heat management. Note: This is a manufacturer-reconditioned tool, certified to look and perform like new. Outfitted with a 360-degree rotating dust port, dual-side depth gauges, and a rapid electronic convenience brake, this comprehensive kit optimizes runtime and productivity across heavy-duty residential construction and remodeling zones.

Note: This is a manufacturer-reconditioned tool, certified to look and perform like new.

Best Used For:

  • Framing Lumber Sizing: Executing high-speed rip and cross cuts through 2x4 and 2x6 pine and fir dimensional structural framing studs.
  • Sheet Goods Breaking: Ripping down structural plywood sheets, oriented strand board (OSB) panels, and subfloor subassemblies with a clear view of the line.
  • Repetitive Rafter Beveling: Performing serial angular crosscuts on construction materials utilizing the quick-adjust 0° to 50° bevel range stops.

Key Performance & Safety Features

  • Ergonomic Blade-Left Engineering: Positioned specifically to maximize line-of-sight tracking for right-handed operators and balanced crosscut hand handling.
  • Electronic Dynamic Motor Brake: Safety feature rapidly halts blade rotation to minimize operator downtime and avoid damage between consecutive passes.
  • CORE18V Advanced Cell Architecture: Includes two 4.0 Ah lithium-ion battery packs engineered with CoolPack 2.0 tech to deliver extended workflow runtime.
  • 360-Degree Pivoting Dust Vent: Directional extraction port spins fully to divert wood shavings away from the operator or join onto standard collection vacuums.
  • Integrated LED Visual Guidance: On-board workspace lamp illuminates marked lines cleanly to ensure absolute mechanical precision in unpowered or dim spaces.

What's Included

  • (1) GKS18V-22L 18V Brushless Blade-Left 6-1/2 In. Circular Saw
  • (2) GBA18V40 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Batteries
  • (1) 18V Battery Charger (GAL18V-40)
  • (1) 6-1/2 In. Carbide-Tooth Circular Saw Blade
  • (1) Hex Wrench for Blade Changes
  • (1) Heavy-Duty Fabric Carrying Bag

Technical Specifications

Specification Value
Brand Name Bosch
Model Number GKS18V-22LB25-RT
Blade Nominal Diameter 6-1/2 in.
No Load RPM 5,000 RPM
Max Depth of Cut at 90° 2-1/4 in.
Max Depth of Cut at 45° 1-9/16 in.
Bevel Capability Range 0° to 50°
Positive Bevel Stops 0°, 22.5°, 45°
Bare Machine Weight 6.1 lbs.
Tool Envelope Size (LxWxH) 13.4 in. x 6.9 in. x 10.1 in.
Battery Platform Capacity 4.0 Ah (Advanced Lithium-Ion)
Electrical Motor Brake Yes (Electronic Convenience Brake)
Ecosystem Platform Bosch 18V / AMPShare Universal System

Pro-Tip: When cutting layered subfloor stock or dimensional lumber, ensure the thin-kerf carbide blade teeth protrude exactly 1/4 inch past the bottom thickness of your wood board. This minimized projection suppresses blade vibration and extracts wood grit effectively, reducing friction load on the 18V brushless motor.