The Bosch GBH 2-28 Heavy Duty Professional rotary hammers are the most innovative in their class. A powerful 880 watt motor and 3.2 joules of impact energy allow for the fastest work rate in their class, for example when chiselling, be it in concrete, stone, steel or wood. The Bosch rotary hammers are versatile to use, and are also suitable for large diameters of up to 68 mm.

Brand Name	Bosch
Colour	N/A
Material	N/A
Manufacturer Model No	N/A
Wear Type	N/A
Type	SDS+ Plus Hammer Drill
Certifications Met	N/A
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Rated power input	880 W
Max. impact energy	3.2 J
Impact rate at rated speed	0 – 4,000 bpm
Rated speed	0 – 900 rpm
Weight	3.1 kg
Length	402 mm
Height	216 mm
Bit holder	SDS-plus
Drilling dia. in concrete with hammer drill bits	4 – 28 mm
Opt. app. range in concrete with hammer drill bits	8 – 16 mm
Drilling diameter in concrete with core cutters	68 mm
Max. drilling dia. in masonry with core cutters	68 mm
Max. drilling diameter in steel	13 mm
Max. drilling diameter in wood	30 mm
Sound pressure level	90 dB(A)
Sound power level	101 dB(A)
Uncertainty K	3 dB
Available In	110v & 240v