The Bosch RH540S Pro-Grade Combination Hammer shown at a three-quarter angle on a white background.
The Bosch RH540S combination hammer with callouts pointing to key features: Vario-Lock positioning, combination dual mode selector, spline bit system, 360-degree rotation auxiliary handle, and the variable-speed trigger.
A side profile view of the blue and black Bosch RH540S combination hammer, showing its overall construction and design.
A close-up view of the Bosch combination hammer's handle, highlighting the red variable-speed trigger.
A graphic explaining the tool's two available modes: Rotary Hammer, shown with a drill and hammer icon, and Hammer Only, shown with a hammer icon.
Four images show the combination hammer's mode selector knob set to drilling mode, chipping mode, and two different Vario-Lock chisel positions.
Graphic indicating the Bosch corded tool comes with a 1-year limited warranty.
The Bosch RH540S Pro-Grade Combination Hammer shown at a three-quarter angle on a white background.
The Bosch RH540S combination hammer with callouts pointing to key features: Vario-Lock positioning, combination dual mode selector, spline bit system, 360-degree rotation auxiliary handle, and the variable-speed trigger.
A side profile view of the blue and black Bosch RH540S combination hammer, showing its overall construction and design.
A close-up view of the Bosch combination hammer's handle, highlighting the red variable-speed trigger.
A graphic explaining the tool's two available modes: Rotary Hammer, shown with a drill and hammer icon, and Hammer Only, shown with a hammer icon.
Four images show the combination hammer's mode selector knob set to drilling mode, chipping mode, and two different Vario-Lock chisel positions.
Graphic indicating the Bosch corded tool comes with a 1-year limited warranty.
Bosch

Bosch RH540S 1-9/16" Pro-Grade Combination Hammer | Heavy-Duty Concrete Drilling & Chipping

In stock
SKU: S4486954
$519.00
Description

Dominate Concrete & Masonry with the Bosch RH540S Heavy-Duty Combination Hammer

Unleash best-in-class power and conquer your most demanding jobs with the Bosch RH540S 1-9/16" Spline Combination Hammer. Engineered for the professional, this powerhouse delivers an incredible 6.1 Ft.-Lbs. of impact energy, a 39% increase over previous models, allowing you to drill and chisel through reinforced concrete faster than ever. Stop letting underpowered tools slow you down. Upgrade to the RH540S and experience maximum productivity and all-day comfort on the job site.

Key Features & User Benefits:

  • Unrivaled Striking Power: With a robust 12A motor and 6.1 Ft.-Lbs. of impact energy, you can effortlessly demolish concrete, drill large-diameter holes, and tackle the toughest materials with confidence.

  • Dual-Mode Versatility: Seamlessly switch between Rotary Hammer and Hammer-Only modes. Drill perfect holes for anchors and rebar, then instantly switch to chipping, scaling, or demolition work with a simple turn of a knob.

  • Precision Control, Every Time: The variable-speed trigger ensures a smooth, accurate start-up, preventing bit walking and giving you complete control for precise applications.

  • Work at Any Angle: The Vario-Lock™ positioning system allows you to rotate and lock the chisel into 12 different positions, ensuring the optimal working angle and reducing user fatigue.

  • Built-in Operator Safety: The integral clutch instantly disengages torque if the bit binds, protecting you from dangerous, high-torque kickback and enhancing on-site safety.

  • All-Day Comfort & Control: The 360° auxiliary handle provides a secure grip and can be adjusted to any position, maximizing leverage and operator comfort during extended use.

  • Pro-Grade Spline Bit System: Accommodates heavy-duty spline and 3/4 In. round hex shanks, providing maximum power transfer for the most demanding drilling and demolition tasks.

What's Included in the Box:

  • (1) RH540S Spline 1-9/16 In. Combination Hammer

  • (1) 360° Auxiliary Handle

  • (1) Tube of Bit Grease

  • (1) Hard-Sided Carrying Case

Technical Specifications:

  • Amperage    12.0A

  • Chuck Size    1−9/16 in. Spline

  • Impact Energy (EPTA)    6.1 Ft.-Lbs.

  • No Load RPM    170−340

  • No Load BPM    1,500−2,900

  • Optimal Concrete Range    1/2 in.−1−3/8 in.

  • Max Hole Diameter (Core Bit)    4 in.

  • Voltage    120V

  • Tool Weight    15.0 lbs.

  • Dimensions (L x H x W)    19 in.×10.5 in.×4 in.