Boschhammer BULLDOG XtremeMax rotary hammer with Vibration Control.
Boschhammer rotary hammer showing INTEGRAL CLUTCH, VARIABLE SPEED, MULTI-FUNCTION SELECTOR, and COUNTER BALANCE VIBRATION features.
GBH2-28L
Boschhammer Bulldog XtremeMax with Vibration Control
Bosch BULLDOG XtremeMax rotary hammer drill with a blue and black housing. Visible text: Vibration Control, SDS plus.
BOSCH tool case.
Metal saw blade with triangle-shaped teeth.
Construction worker wearing a hard hat and safety gear, drilling into a ceiling.
Person wearing gloves using a Boschhammer Bosch electric hammer drill on copper piping.
Bosch Bulldog Xtreme Flex rotary hammer drill, with an operator wearing gloves drilling into concrete near pipes.
Bosch Bulldog Xtreme Max rotary hammer drilling into tile, a person wearing work gloves using the tool.
A person wearing a hard hat, face mask, safety glasses and gloves, drills a concrete wall with a Bosch Bulldog Xtreme Rotary Hammer, attached to a dust collection system. Next to the person is a Bosch HEPA Ready vacuum cleaner.
Person wearing a hard hat, safety vest drilling into floor with a blue and black drill, next to a HEPA Ready vacuum.
A person wearing safety gear, working on a ceiling, operating a Bosch drill and a Bosch VAC000A HEPA Ready vacuum cleaner.
A person wearing safety glasses, a respirator, a white hard hat and a yellow reflective vest uses a Bosch BULLDOG Xtreme MAX rotary hammer drill to drill into a concrete wall. A Bosch HEPA Ready vacuum cleaner is on the floor with a hose connected to a dust collection shroud attached to the wall.
AVAILABLE MODES. Rotary Only with drill icon. Rotary Hammer with drill and hammer icons. Hammer Only with hammer icon.
Bosch "Corded Tool" with LIMITED WARRANTY, 1 YEAR Tool. Effective 6/1/23, all 18V products are covered by this updated warranty. For updated terms, visit https://rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99.

GBH2-28L Professional

SDS-plus® Hammers

SDS-plus® Bulldog™ Xtreme Max 1-1/8 In. Rotary Hammer

  • Robust 8.5-amp motor – delivers 2.4 Ft.-Lbs. of impact energy for reliable Bulldog performance
  • KickBack Control – uses an integrated sensor to stop tool rotation during bit bind-up situations
  • Counter-balanced Vibration Control – improves user comfort during drilling or chiseling applications
  • Vario-Lock – rotates and locks chisel to optimize working angle
  • Variable-speed trigger with reversing – offers accurate bit starting
  • HammerHook – allows quick tool storage during the job
  • D-handle design – ideal for overhead and downward drilling applications
  • Multi-function selector – three modes of operation: drilling only, hammer drilling and chiseling
  • SDS-plus® bit system – tool-free bit changes with automatic bit locking
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GBH2-28L Professional

Technical data

The most important data

Amperage
8.5
Chuck Design
Keyless
Chuck Size
1-1/8 in
Drive System
SDS-plus
Height in
6 "
Impact Energy/EPTA (ft. lbs.)
2.4 Ft.-Lbs. EPTA
Length in
17.4 "
Material
Plastic Composite
Max Bit Diameter
1-1/8"
Max. Capacity in Concrete
1-1/8"
Max. Hole Dia. - Core Bit
2-5/8"
No Load BPM
0-5,460
No Load RPM
0-1,230
Rating
120V
Reverse
Yes
Variable Speed
Yes
Voltage
120V
Weight
6.9 lb
Weight (lbs.)
6.9
Width in
3.5 "
Works With
18V On-Tool Dust Extractor, GDE18V-26D, Other Dust Extraction/Collection Hoods, HDC100, HDC200, Right Angle Attachment, RHA-50, Keyless 3-Jaw Chuck with SDS-plus® Shank, HA3JAW
Includes
(1) GBH2-28L SDS-plus® Bulldog™ Xtreme Max 1-1/8 In. Rotary Hammer
(1) Auxiliary Handle
(1) Depth Gauge
(1) Carrying Case

GBH2-28L Professional: Further information

Product Highlights

The Bosch GBH2-28L SDS-plus® Bulldog™ Xtreme Max 1-1/8 In. Rotary Hammer features a powerful 8.5 Amp motor and KickBack Control. This feature is an integrated sensor to stop tool rotation during bit bind-up situations. A tool that upholds the tradition in the line of legendary Bosch Bulldog hammers, the GBH2-28L combines user comfort with versatile drilling and hammering functions. It provides counter-balanced Vibration Control for more comfortable handling of the hammer. Ideal for masonry pros or general contractors, this tool weighs only 6.9 Lbs. but delivers 2.4 Ft.-Lbs. of impact energy and 0-5,100 BPM. It has a multifunction mode selector for drilling versatility – drilling only, hammer drilling and chiseling. This Bulldog has ideal features for hard-working pros, including a variable-speed reversing trigger for accurate bit starting, Vario-Lock positioning for the optimal chiseling angle, a HammerHook that allows the user to hang the tool on the job and an ergonomic D-handle for user comfort. The SDS-plus® system provides for tool-free bit changes.