HAMMER DRILL SDS+ 20V (1.1J; WITHOUT BATTERY) FOR DRILLING IN CONCRETE. FITS ALL STHOR 20V DEVICES Mark Sthor Symbol 78107 Series GRF Kit contents hammer drill, additional handle Tool holder type SDS Plus Turnover 0-900 min⁻¹ Mass 1.22 kg Tension 20Vdc Level of security IPX0 Electrical insulation class III sound pressure 88.0 ± 3.0dB(A) Acoustic power 99.0 ± 3.0dB(A) Functions drilling, hammer drilling Rotation direction switch Yes Battery type Li-Ion Mode switch Yes Vibrations 8.9 ± 1.5 m/s² drilling diameter in steel 8mm Stroke Yes Impact energy 1.1J Impact rate 0-5000 min⁻¹ drilling diameter in wood 16mm drilling diameter in concrete 10mm The number of batteries in the set lack Hammer drill sds+ for drilling in hard concrete, brick, metal and wood (with the hammer function switched off). The electro-pneumatic sds+ system enables quick drilling of holes in walls and ceilings, when installing lighting, suspended ceilings or shelves. The small weight and size of the device determine the comfort of work. The sds+ system eliminates the effort of pressing conventional drills against walls and ceilings while drilling. The set includes sds+ drill bits in sizes: 6, 8, 10 mm. revolutions: 0-900 rpm weight: 1.22 kg rotation direction switch: yes impact energy: 1.1 J impact rate: 0-5000 beats/min maximum drilling diameter in wood: 16 mm maximum drilling diameter in concrete: 10 mm Kit without battery and charger. Accessories to be purchased separately: 2 Ah battery 4Ah battery 2A charger 4A charger