Impact drill impact rate 48000 bpm drill capacity in steelmasonrywood 121630 mm in carry case series bosch psb power 650 watt gear 1 speed tool holder keyless weight 17 kg idle speed max 3 000 rpm blow count max 48 000 countsmin torque max 9 nm drill diameter in concrete 16 mm drill diameter in steel 12 mm drill diameter in wood 30 mm special feature rotation stop power supply mains operation operating voltage 230 v number of gea