Cordless combi hammer number of batteries with 1 battery battery management replaceable battery series ryobi r18 gear 1 speed tool holder sds plus weight 21 kg idle speed max 1 300 rpm blow count max 5 000 countsmin torque max 1 nm drill diameter in concrete 16 mm drill diameter in steel 13 mm drill diameter in wood 16 mm power supply battery operation battery capacity 25 ah impact force 13 joule included in delivery 1 battery carry b