Bosch GBH18V-28CK28 18V Brushless 1-1/8″ SDS-plus Bulldog Rotary Hammer w/ (2) CORE18V 8 Ah High Power Batteries

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Includes:
• (1) GBH18V-28C 18V Brushless Connected-Ready SDS-plus® Bulldog™ 1-1/8 In. Rotary Hammer
• (2) GBA18V80 18V CORE18V® Lithium-Ion 8 Ah High Power Batteries
• (1) 18V Charger
• (1) Auxiliary Handle
• (1) Depth Gauge
• (1) Carrying Case

Features:
• Superior impact – delivers 2.6 Ft.-Lbs. of impact energy (EPTA) for maximum performance in heavy-duty applications in concrete
• KickBack Control technology – helps reduce the risk of sudden tool reactions in binding conditions
• Lightweight, at only 7.3 Lbs. (tool only, not including battery) – allows for concrete drilling anywhere on the jobsite
• Efficient brushless motor – maximizes battery runtime in extended applications
• Variable-speed trigger – allows for accurate bit starting
• SDS-plus® chuck – industry-standard system compatible with many bits
• Anti-vibration system – affords great user comfort for extended periods of work
• Connectivity (module sold separately) – link to connected device via • Bosch Toolbox App to customize settings and receive detailed feedback
• Vario-Lock positioning – rotates and locks chisel to optimize working angle
• Works with Bosch PRO+GUARD™ dust solutions – compatible with the GDE18V-16 dust collection attachment (sold separately)

Specifications:
• Battery Chemistry: Lithium Ion
• Chuck Design: Keyless
• Drive System: SDS-plus
• Impact Energy/EPTA (ft. lbs.): 2.6 Ft.-Lbs. EPTA
• Max Bit Diameter: 1-1/8″
• Max. Capacity in Concrete: 1-1/8″
• Max. Capacity in Steel: 1/2″
• Max. Capacity in Wood: 1-1/4″
• Max. Hole Diameter in Concrete: 1-1/8″
• Max. Hole Diameter in Concrete-Thin Wall Core Bit: 3″
• No Load BPM: 0-4,220
• No Load RPM: 0-950
• Reverse: Yes
• Variable Speed: Yes
• Weight: 9.4lb
• Width in: 3.25″

This 18V Bosch Bulldog™ hammer provides superior performance and an outstanding impact-to-weight ratio. The GBH18V-28C 18V Brushless SDS-plus® Bulldog™ 1-1/8 In. Rotary Hammer delivers 2.6 Ft.-Lbs. of impact energy (EPTA). It weighs only 7.3 Lbs. without battery. The hammer’s brushless motor maximizes battery runtime for extended performance. It has KickBack Control technology, which helps reduce the risk of sudden tool reactions in binding conditions, and an anti-vibration system for maximum comfort in extended work applications. The L-shaped design provides better control for both overhead and horizontal drilling applications. The 360-degree side handle provides a variety of grip positions for maximum user comfort. The hammer features Vario-Lock to rotate and lock the chisel. This hammer features Bluetooth® connectivity (which connects with Connectivity Tool Module sold separately), linking the free Bosch Toolbox app on any connected device for easy customization of one of three different working modes (Auto, Favorite, Soft) to ensure the right setting for any job. And it has a user interface, which is an on-tool display that helps manage tool performance for immediate feedback and control. The GBH18V-28C is compatible with the GDE18V-16, a Dust Collection Attachment (sold separately), delivering a state-of-the-art mobile dust solution for drilling holes overhead into concrete and throughout the jobsite. This kit includes two CORE18V® 8 Ah High Power Batteries and an 18V Fast Charger to keep you power-ready on any job.

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What brands of power tools do you carry?

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We carry all the top professional and consumer power tool brands:

  • Makita: Professional-grade cordless and corded tools
  • DeWalt: Heavy-duty construction and industrial tools
  • Milwaukee: High-performance tools for professionals
  • Bosch: Precision engineering and innovative features
  • Stihl: Premium outdoor power equipment and chainsaws
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All tools come with manufacturer warranties and our expert support.

What's the difference between brushed and brushless motors?

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Brushless Motors:

  • Up to 50% longer runtime on battery
  • More power and torque output
  • Longer tool life with less maintenance
  • Cooler operation and less noise
  • Higher initial cost but better value

Brushed Motors:

  • Lower upfront cost
  • Simpler technology, easier to repair
  • Good for light to moderate use
  • Brushes need periodic replacement

How should I maintain my power tools?

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Proper maintenance extends tool life and ensures optimal performance:

  • After Each Use: Clean debris, check for damage, store properly
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  • Monthly: Inspect cords, replace worn accessories, calibrate if needed
  • Seasonally: Professional service for heavy-use tools, replace filters

We offer maintenance services and genuine replacement parts for all major brands.

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Yes! We offer free shipping on most orders:

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We ship nationwide and offer tracking on all orders for your peace of mind.

How fast can you ship my order?

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We offer multiple shipping options to meet your timeline:

  • Standard Shipping: 3-5 business days
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Most in-stock items ship within 24 hours of order placement.

What kind of technical support do you provide?

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We provide comprehensive technical support for all power tool purchases:

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Our certified tool experts have years of experience with all major brands.

Do you offer tool repair services?

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Yes! We offer comprehensive repair services:

  • Warranty Repairs: Free repairs for tools under warranty
  • Out-of-Warranty Service: Competitive repair pricing
  • Preventive Maintenance: Keep your tools in peak condition
  • Parts Replacement: Genuine OEM parts for all brands
  • Quick Turnaround: Most repairs completed in 5-7 days

Our certified technicians are trained on all major power tool brands.

What warranty coverage do you offer?

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All our power tools come with comprehensive warranty protection:

  • Makita & DeWalt: 3-year limited warranty
  • Milwaukee: 5-year tool warranty, 2-year battery
  • Bosch: 1-year full warranty with registration
  • Stihl & Husqvarna: 2-year commercial, 1-year consumer
  • EGO & Greenworks: 5-year tool, 3-year battery

We handle all warranty claims directly with manufacturers for hassle-free service.

How do I claim warranty service?

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Warranty claims are simple and fast:

  • Contact Us: Call or email with your receipt and model number
  • Assessment: We'll determine if it's a warranty issue
  • Processing: We handle the claim with the manufacturer
  • Resolution: Repair, replacement, or store credit

Most warranty claims are resolved within 7-14 business days.

What if I'm not satisfied with my purchase?

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Your satisfaction is our top priority! We offer generous return policies:

  • 30-Day Returns: Full refund on most items within 30 days
  • No Restocking Fees: Unlike competitors, we don't charge extra
  • Free Return Shipping: We pay for return shipping on defective items
  • Price Matching: We'll match any competitor's legitimate price

We stand behind every tool we sell and want you to be completely satisfied.

Do you offer bulk pricing for contractors?

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Absolutely! We offer special pricing for professional contractors and businesses:

  • Contractor Accounts: Special wholesale pricing on bulk orders
  • Volume Discounts: Save more when you buy more tools
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Contact us to set up your contractor account and start saving on professional tools.

Still Have Questions?

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Call +1 (361) 229-3355 Email Support
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