A complete Bosch GXL18V-251B25-RT 18V brushless 2-tool combo kit featuring a 1/2-inch hammer drill, a Freak two-in-one impact driver, two CORE18V 4.0 Ah batteries, a charger, and a blue contractor carrying bag.
A detailed product feature diagram of the Bosch 18V combo kit highlighting the precision clutch and KickBack Control on the hammer drill and the two-in-one bit and socket chuck on the Freak impact driver.
A perspective view of the Bosch GSB18V-535C 18V brushless Connected-Ready 1/2-inch hammer drill driver showcasing the all-metal keyless chuck and ergonomic handle design.
A full side profile of the Bosch 18V brushless hammer drill driver illustrating the compact 7.9-inch height and the integrated belt clip for easy jobsite portability.
A front-facing view of the Bosch brushless hammer drill driver showcasing the 1/2-inch keyless chuck and the symmetrical design of the tool body.
A rear-facing view of the Bosch 18V hammer drill driver highlighting the textured rubberized grip and the cooling vents for the high-efficiency brushless motor.
A full side profile of the Bosch GDX18V-1800C Freak impact driver featuring the innovative 1/4-inch hex and 1/2-inch square drive two-in-one chuck.
A front-facing view of the Bosch Freak impact driver focusing on the unique red-accented bit and socket drive chuck and the high-torque motor housing.
A rear-facing view of the Bosch 18V Freak impact driver showcasing the compact head length and the ergonomic pistol grip designed for professional use.
A close-up view of the Bosch CORE18V 4.0 Ah compact battery featuring high-density 21700 cell technology and a red-accented housing with the CORE18V branding.
A Bosch GAL18V-40 18V Lithium-Ion battery charger with a compact black design and status indicator lights for efficient jobsite power management.
A professional using the Bosch 18V hammer drill to drill into a metal electrical panel box on a jobsite, showcasing the integrated LED light and precision control.
An action shot of a worker using the Bosch 18V hammer drill to secure a metal handrail bracket into a brick wall using the tool's high-torque driving capability.
A jobsite display of the Bosch 18V brushless hammer drill, Freak impact driver, and battery charger on wood planks at a construction site to demonstrate professional-grade tool availability.
New Bosch Outdoor Power Equipment | Bosch WOC 2026 promotional video
A complete Bosch GXL18V-251B25-RT 18V brushless 2-tool combo kit featuring a 1/2-inch hammer drill, a Freak two-in-one impact driver, two CORE18V 4.0 Ah batteries, a charger, and a blue contractor carrying bag.
A detailed product feature diagram of the Bosch 18V combo kit highlighting the precision clutch and KickBack Control on the hammer drill and the two-in-one bit and socket chuck on the Freak impact driver.
A perspective view of the Bosch GSB18V-535C 18V brushless Connected-Ready 1/2-inch hammer drill driver showcasing the all-metal keyless chuck and ergonomic handle design.
A full side profile of the Bosch 18V brushless hammer drill driver illustrating the compact 7.9-inch height and the integrated belt clip for easy jobsite portability.
A front-facing view of the Bosch brushless hammer drill driver showcasing the 1/2-inch keyless chuck and the symmetrical design of the tool body.
A rear-facing view of the Bosch 18V hammer drill driver highlighting the textured rubberized grip and the cooling vents for the high-efficiency brushless motor.
A full side profile of the Bosch GDX18V-1800C Freak impact driver featuring the innovative 1/4-inch hex and 1/2-inch square drive two-in-one chuck.
A front-facing view of the Bosch Freak impact driver focusing on the unique red-accented bit and socket drive chuck and the high-torque motor housing.
A rear-facing view of the Bosch 18V Freak impact driver showcasing the compact head length and the ergonomic pistol grip designed for professional use.
A close-up view of the Bosch CORE18V 4.0 Ah compact battery featuring high-density 21700 cell technology and a red-accented housing with the CORE18V branding.
A Bosch GAL18V-40 18V Lithium-Ion battery charger with a compact black design and status indicator lights for efficient jobsite power management.
A professional using the Bosch 18V hammer drill to drill into a metal electrical panel box on a jobsite, showcasing the integrated LED light and precision control.
An action shot of a worker using the Bosch 18V hammer drill to secure a metal handrail bracket into a brick wall using the tool's high-torque driving capability.
A jobsite display of the Bosch 18V brushless hammer drill, Freak impact driver, and battery charger on wood planks at a construction site to demonstrate professional-grade tool availability.
New Bosch Outdoor Power Equipment | Bosch WOC 2026 promotional video
BOSCH

Bosch Combo Kit GXL18V251B25-RT Reconditioned 18V (2 Tool Brushless Hammer Drill Impact Driver 1800 In-Lbs Torque 4.0 Ah Batteries Carrying Bag Unit)

In stock
SKU: GXL18V-251B25-RT
$325.99 USD

Description

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Bosch GXL18V-251B25-RT Reconditioned 18V 2-Tool Brushless Combo Kit

The Bosch GXL18V-251B25-RT reconditioned 18V 2-tool combo kit drills concrete, drives heavy lag screws, and fastens structural nuts across commercial construction and mechanical installation jobsites. Note: This is a manufacturer-reconditioned tool, certified to look and perform like new. Pairing the GDX18V-1800C Freak impact driver featuring a 1,800 in-lbs two-in-one 1/4-inch hex and 1/2-inch square drive chuck with the GSB18V-535C compact hammer drill delivering 535 in-lbs torque and 28,500 BPM, this kit covers all heavy fastening and masonry boring needs. Outfitted with EC brushless motors, sensor-based KickBack Control safety protection, and two high-density CORE18V 4.0Ah batteries, it equips professional contractors with premium cordless performance.

Best Used For:

  • Heavy Structural Wood and Metal Fastening: Driving large structural screws and sinking heavy nuts onto threaded bolts using the two-in-one Freak impact driver.
  • Concrete Anchor and Tapcon Installation: Boring percussion holes into foundation concrete and brick masonry walls rapidly with the 535 in-lbs hammer drill.
  • All-Day Overhead Electrical and HVAC Work: Executing repetitive drilling and fastening tasks without fatigue using lightweight, high-power 4.0Ah batteries.

Key Performance & Safety Features

  • Two-in-One Freak Impact Driver: Unique collet combines a 1/4-inch hex quick-change shank and 1/2-inch square socket drive on a single tool spindle.
  • Compact Tough Hammer Drill: Generates 535 in-lbs of torque and 28,500 BPM percussion rate to conquer tough masonry and wood substrates.
  • KickBack Control Technology: Integrated acceleration sensor cuts motor power instantly during sudden rotational bind-up events to protect wrist health.
  • High-Efficiency EC Brushless Motors: Maximizes motor durability, reduces thermal wear, and extends battery runtime per charge cycle.
  • CORE18V 4.0Ah Battery System: Advanced 21700 cell technology delivers full-size battery power in a compact, lightweight thermal-managed format.

What's Included

  • (1) GSB18V-535C 18V Brushless Compact Tough Hammer Drill/Driver (Manufacturer-Reconditioned)
  • (1) GDX18V-1800C 18V Brushless Two-In-One Freak Impact Driver (Manufacturer-Reconditioned)
  • (2) GBA18V40 18V CORE18V® Lithium-Ion 4.0 Ah Compact Batteries
  • (1) Bosch 18V Battery Charger
  • (4) Bit Holder Inserts
  • (4) Professional Drill Bits

(2) Steel Belt Clips
(1) Heavy-Duty Jobsite Storage Carrying Bag

Technical Specifications

Manufacturer Robert Bosch Tool Corporation
Model Part Number GXL18V-251B25-RT
Product Condition Manufacturer-Reconditioned (Certified Like New)
Operating Voltage 18V DC Lithium-Ion Platform
Included Battery Capacity 4.0 Ah CORE18V Lithium-Ion Pack (Qty 2)
Impact Driver Max Torque 1,800.0 inch-pounds (In-Lbs)
Hammer Drill Max Torque 535.0 inch-pounds (In-Lbs)
Max Hammer Impact Rate 28,500 Beats Per Minute (BPM)
Hammer Drill RPM Range 0 to 500 / 0 to 2,000 No-Load RPM
Hammer Drill Chuck Size 0.50 inches (1/2 in Keyless Metal Chuck)
Impact Chuck Drive Style 1/4" Hex Shank & 1/2" Square Drive Combo
Hammer Drill Bare Weight 2.70 lbs (1.22 kg Without Battery)
Target Substrates Concrete, Brick, Framing Lumber, Structural Steel, & Bolts

Pro-Tip: When fastening heavy lag screws or switching between driving bits and socket adapters, utilize the Freak impact driver's dual-function chuck to eliminate the need for cumbersome socket adapters and speed up your workflow.