... Driling Diameter:26mm 5.Rated Input Power:600W 26mm Rotary Hammer, impact drill 600W,26mm rotary drill hammer Certificate: Certificate of CCC ISO9001 certificate ... details Features: Rotary hammer is one kind of electric drill,it can drilling in concrete,stone,floor with high ... Z1C-KD28-26Rated Voltage:110/220V Frequency:50-60HZMax. Drill Diameter:26mmRated Input Power:600WNo Load Speed:0-870RPMN.W ...