Features: 1) 13mm impact drill with high power 2) Variable speed, reversible 3) Aluminum gearbox for exact seating of bearings and gears 4) 2-speed steps 5) Soft grip 6) Industrial heavy-duty chuck Technical data: 1) Power input: 800W 2) Drill Ø in steel/wood/concrete: 13/30/16mm 3) No load speed: a) 1 step: 0-1,200rpm b) 2 steps: 0-2,800rpm 4) Impact frequency: a) 1 step: 0-2,400rpm b) 2 steps: 0-5,600rpm 5) Keyed chuck: 1.5-13mm 6) N.W.: 2.8kg