GBH 3-28 DRE PROFESSIONAL ROTARY HAMMER WITH SDS PLUS 3.5kg

Description Top performance with 20% less vibration High drilling rate and 20% higher chiselling power than other rotary hammers in its class 20% less vibration than other hammers in its class for more comfortable working due to Bosch Vibration Control Quick change chuck for fast changes between drilling with impact in concrete and drilling without impact in wood and metal. TECHNICAL DATA Performance data Impact rate at rated speed 0 – 4,000 bpm Rated speed 0 – 900 rpm Additional data Rated input power 800 W Impact energy (according to EPTA 05/2016) 3.1 J Voltage, electrical 230 V Weight 3.5 kg Tool holder SDS plus Drilling range Drilling dia. concrete, hammer drill bits 4 – 28 mm Opt. appl. range concrete, hammer drill bits 12 – 18 mm Max. drilling diameter in metal 13 mm Max. drilling diameter in wood 30 mm Total vibration values (Hammer drilling in concrete) Vibration emission value ah 14.5 m/s² Uncertainty K 1.5 m/s² Total vibration values (Chiselling in concrete) Vibration emission value ah 9.7 m/s² Uncertainty K 1.5 m/s² Hammer drilling in concrete Vibration emission value ah 14.5 m/s² Uncertainty K 1.5 m/s² Chiselling in concrete Vibration emission value ah 9.7 m/s² Uncertainty K 1.5 m/s² The A-rated noise level of the power tool is typically as follows: Sound pressure level 91 dB(A); Sound power level 102 dB(A). Uncertainty K= 3 dB. GBH 3-28 DRE PROFESSIONAL: FURTHER INFORMATION Product Highlights The GBH 3-28 DFR Professional is the most versatile tool in Bosch’s SDS plus corded rotary hammer category. Its compact housing enables multiple applications in narrow and tight workspaces. Designed for convenience, its L-shaped design provides a balanced weight distribution, while its Vibration Control allows effortless continuous work. It also features a high power-to-weight ratio, with an 800 W motor and a tool weight of only 3.6 kg.