Rotary hammer PBH 2100 SRE. The Bosch Hammer PBH 2100 SRE: powerful, handy and light - including a drill chuck. Effortless hammering in concrete and masonry, chiselling, drilling and screwdriving with 550 watts of power. Powerful: Pneumatic Bosch hammer mechanism with an impact strength of 1.7 joules for high impact power in hard materials, regardless of the contact pressure. Ergonomic: low working weight of 2.2 kg and compact slimline design with soft grip for fatigue-free work. All-rounder: Including a drill chuck for normal drills and bits. Bosch-SDS-plus: Faster and tool-free changing of the application tool. Integrated chisel function with Vario-Lock: freely selectable working position of the chisel. Impact stop for drilling in metal and wood. Bosch Electronic speed control: Accelerat.