A studio product shot from a three-quarter angle of the Bosch CSW41 15-Amp 7-1/4 Inch Worm Drive Corded Circular Saw against a white background, highlighting its lightweight magnesium base plate, left-side blade configuration, anti-snag lower guard, and a textured blue main grip handle with a red trigger switch.
An informational product feature diagram showing a three-quarter angle of the Bosch CSW41 worm-drive saw with clear pointer lines callouts detailing key attributes, including Lightweight Magnesium Construction, Rafter Saw Hook, Powerful 15.0-Amp Motor, Spindle Lock, Anti-Snag Lower Guard, and Most Compact Worm Drive layout.
A technical studio cutaway diagram of the Bosch CSW41 circular saw looking from the motor side, exposing the internal copper armature windings of the 15-amp electric motor, the primary drive bearings, and the heavy-duty interlocking steel spiral worm-gear transmission assembly.
A direct side profile studio shot of the Bosch CSW41 worm-drive framing saw, showcasing the unibody silver magnesium blade shroud, the left-oriented 7-1/4 inch 24-tooth carbide framing blade, the embossed magnesium lettering on the footplate, and the rear oil-fill plug port.
An outdoor jobsite action photo of a construction carpenter wearing a white hard hat, safety glasses, safety vest, and dust mask as he uses the Bosch CSW41 15-amp worm-drive circular saw to make a rip cut through a sheet of oriented strand board OSB plywood resting on a sawhorse.
An outdoor construction application photo showing the Bosch CSW41 worm-drive circular saw stored safely by its integrated metal rafter hook, which is hanging vertically off a structural 2x4 framing lumber joist on an active residential framing deck layout.
A close-up action view of the backend of the Bosch CSW41 circular saw body, demonstrating the functional deployment of the thick black metal rafter saw hook as it slots down securely over a piece of dimensional structural timber.
A widescreen digital marketing header image displaying a high-resolution side view of the silver and blue Bosch CSW41 magnesium worm-drive saw positioned over a dark, rustic textured horizontal wood plank background.
“The Foremanˮ :15 | Bosch 18V Circular Saw promotional video
A studio product shot from a three-quarter angle of the Bosch CSW41 15-Amp 7-1/4 Inch Worm Drive Corded Circular Saw against a white background, highlighting its lightweight magnesium base plate, left-side blade configuration, anti-snag lower guard, and a textured blue main grip handle with a red trigger switch.
An informational product feature diagram showing a three-quarter angle of the Bosch CSW41 worm-drive saw with clear pointer lines callouts detailing key attributes, including Lightweight Magnesium Construction, Rafter Saw Hook, Powerful 15.0-Amp Motor, Spindle Lock, Anti-Snag Lower Guard, and Most Compact Worm Drive layout.
A technical studio cutaway diagram of the Bosch CSW41 circular saw looking from the motor side, exposing the internal copper armature windings of the 15-amp electric motor, the primary drive bearings, and the heavy-duty interlocking steel spiral worm-gear transmission assembly.
A direct side profile studio shot of the Bosch CSW41 worm-drive framing saw, showcasing the unibody silver magnesium blade shroud, the left-oriented 7-1/4 inch 24-tooth carbide framing blade, the embossed magnesium lettering on the footplate, and the rear oil-fill plug port.
An outdoor jobsite action photo of a construction carpenter wearing a white hard hat, safety glasses, safety vest, and dust mask as he uses the Bosch CSW41 15-amp worm-drive circular saw to make a rip cut through a sheet of oriented strand board OSB plywood resting on a sawhorse.
An outdoor construction application photo showing the Bosch CSW41 worm-drive circular saw stored safely by its integrated metal rafter hook, which is hanging vertically off a structural 2x4 framing lumber joist on an active residential framing deck layout.
A close-up action view of the backend of the Bosch CSW41 circular saw body, demonstrating the functional deployment of the thick black metal rafter saw hook as it slots down securely over a piece of dimensional structural timber.
A widescreen digital marketing header image displaying a high-resolution side view of the silver and blue Bosch CSW41 magnesium worm-drive saw positioned over a dark, rustic textured horizontal wood plank background.
“The Foremanˮ :15 | Bosch 18V Circular Saw promotional video
BOSCH

Bosch CSW41 15-Amp 7-1/4 Inch Worm Drive Corded Circular Saw Lightweight Magnesium Framing Saw High Torque Gearing Left Blade Construction Tool

Only 2 left
SKU: CSW41
$259.00 USD

Description

Bosch Promtional Logo Logout

Unleash Massive Worm Drive Torque and Rip Through Framing Lumber with Lightweight Magnesium Construction

Tackle demanding framing jobs, subfloor installations, and heavy-duty deck building with the punishing force of the Bosch CSW41 15-Amp 7-1/4 Inch Worm Drive Corded Circular Saw. Engineered specifically for professional carpenters, general contractors, and structural framing crews, this industrial-grade machine utilizes a legendary worm-drive gearing system. This specialized drivetrain layout provides an enormous gear reduction ratio in a remarkably compact footprint, translating raw motor power into relentless, high-torque cutting energy that will not bog down when plunging into dense, pressure-treated lumber or engineered LVL beams. Built with a premium left-side blade configuration, it offers right-handed users an unobstructed, clear view of the cut line for unparalleled straight-line tracking accuracy.

Despite its rugged structural capabilities, the Bosch CSW41 heavily minimizes user arm fatigue by incorporating a lightweight, high-strength magnesium motor housing and a matching die-cast magnesium footplate. Weighing in at a manageable 12.3 lbs, it is significantly lighter than traditional steel or aluminum worm-drive models without sacrificing jobsite strength. This framing saw is packed with smart productivity features, including a built-in rafters saw hook for quick, secure storage on structural joists between cuts, and an anti-snag lower blade guard that glides smoothly when slicing off thin shims or narrow trim pieces. Complete with extra-large bevel and depth adjustment levers, easily accessible motor brushes, and a textured soft-grip handle, this professional power tool balances ultimate cutting comfort with lifelong mechanical reliability.

Key Features

  • High-Torque Worm Drive Gearing: Industrial drivetrain setup transfers extreme torque to the blade, preventing stalling in damp or dense structural lumber.
  • Lightweight Magnesium Framework: Structural magnesium motor housing and base plate slash weight to eliminate user strain during long-running tasks.
  • Blade-Left Line of Sight: Left-side blade placement provides unmatched visibility of the cut line and indicator notches for highly accurate tracking.
  • 53-Degree Bevel Cut Capacity: Extra-wide bevel range features a positive detent stop at 45 degrees for swift, accurate compound rafter cuts.
  • Integrated Metal Rafter Saw Hook: Retractable heavy-duty metal hook hangs securely over framing lumber and joists for convenient jobsite storage.
  • Anti-Snag Lower Guard Geometry: Smoothly retracting safety guard system ensures unhindered entry on delicate trim cuts and narrow lumber endpoints.
  • Multi-Function Featherboard Wrench: Included on-tool wrench quickly handles blade replacements, brush swaps, and diamond center arbor knockouts.

What's Included

  • (1) CSW41 7-1/4 In. Blade-Left Worm Drive Saw
  • (1) Carbide-Tipped 7-1/4" Circular Saw Blade
  • (1) Multi-Function Diamond-Knockout Blade Wrench
  • (1) Built-In Rafter Saw Storage Hook

Specifications

Specification Profile Details / Performance Value
Brand Name Bosch
Model Part Number CSW41
Motor Amperage Rating 15 Amps
Electrical Voltage Rating 120V AC Standard
No-Load Rotational Speed 5,300 RPM
Blade Size Capacity 7-1/4 inches (7.25")
Standard Arbor Size 5/8 inch (Supports Diamond Knockout Profiles)
Maximum Bevel Capacity 53 Degrees (Positive Detent Stop at 45 Degrees)
Maximum Cutting Depth at 90° 2-3/8 inches
Maximum Cutting Depth at 45° 1-15/16 inches
Maximum Cutting Depth at 50° 1-13/16 inches
Spindle Safety Lock Yes (Easy-access tool flange mechanics)
Total Assembly Weight 12.3 lbs
Total Tool Physical Dimensions 20.75" L x 9.0" H
Approved Accessory Gear WD7RIP Rip Fence, BL8LB Premium Worm-Drive Lubricant Oil

Pro-Tip: Worm-drive saws utilize a specialized commercial oil bath to keep the internal gears cool and lubricated during aggressive framing runs. Unlike standard direct-drive circular saws, you must check the oil reservoir level periodically by setting the tool completely flat on its shoe plate. If the lubricant drops below the sightline, add genuine Bosch worm-drive gear oil immediately. Keeping the gear casing properly filled limits heat buildup and maintains seamless power transmission for the life of the machine.