Bosch Impact Percussion Drill GSB 21-2 RE The most powerful tool in its class – for the toughest applications Bosch high-performance motor (1100 W) with high torque for the most heavy-duty applications with large diameters (drilling, working with core cutters and holesaws), screwdriving and stirring Sturdy metal gear housing for a long lifetime Antirotation mechanical overload clutch for a high level of work safety, even in the toughest applications Single-sleeve keyless chuck with Auto-Lock for quick accessory changes with only one hand New safety handle with innovative attachment and softgrip for a secure hold on the machine Speed preselection with setting wheel for precise working Rotating brush plate for constant power in reverse and forward rotation Softgrip on main handle for a secure hold Ball grommet for high movement radius and for preventing cable breaks Spindle collar diameter of 43 mm (European standard) – can be used in drill stands SPECIFICATION Rated power input: 1.100 W No-load speed: 0 – 900 / 3.000 rpm Power output: 630 W Weight: 2,9 kg Rated speed: 0 – 580 / 1.900 rpm Torque (soft screwdriving applications): 40,0 / 14,5 Nm Rated torque: 9,6 / 3,2 Nm Drill spindle connecting thread: 1/2" – 20 UNF Chuck capacity: 1,5 – 13 mm Impact rate at no-load speed: 0 – 15.300 / 51.000 bpm Max. torque: 40,0 / 14,5 Nm Drilling dia. in concrete: 22 / 13 mm Drilling dia. in wood: 40 / 25 mm Drilling dia. in steel: 16 / 8 mm Drilling dia. in masonry: 24 / 16 mm Multiple gears Forward/reverse operation Electronic Auto-Lock Softgrip Overload clutch Available In 110v & 240v