04/10/2026
The & Bulldog is a renowned, versatile SDS-plus rotary hammer series known for its durability in concrete, masonry, and rebar. These tools, including the popular 11255VSR 1-in Bulldog Xtreme, typically feature 3-mode operation (rotary hammer, rotation only, hammer only), 2.0 Ft.-Lbs. of impact energy, and Vario-Lock positioning.
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Key Features & Models
Performance: Most standard Bulldogs use an 8.0 Amp motor, delivering 0β5,800 BPM for high-speed drilling.
11255VSR Bulldog Xtreme (Corded): A 1-in. D-handle model known for being a durable, industry-standard tool for drilling and breaking materials.
GBH18V-26D (Cordless): An 18V EC Brushless D-handle model delivering 1.9 Ft.-Lbs. of impact energy, featuring KickBack Control for increased safety.
GBH18V-24CN (Cordless): An 18V brushless model optimized for performance with integrated Bluetooth connectivity.
Versatility: Most models feature Vario-Lock positioning, which allows the chisel to be rotated and locked into 36 different positions.
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Key Advantages
Fast Dust Removal: Bulldog Xtreme bits feature a variable (4-2-2) flute design to remove dust quickly, reducing heat.
Rebar Performance: The four-cutter full-head carbide design increases bit life up to 4X in concrete with rebar.
Ergonomics: Designed with D-handle or pistol-grip styles to provide comfort during overhead or horizontal drilling.
Dust Management: Many models are part of the Bosch PRO+GUARD system, helping to meet OSHA silica dust compliance.
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Common Applications
Anchoring into concrete.
Large material breaking.
Drilling overhead, vertically, or downward.
Chiseling and demolition in masonry.
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