... ,Rilling capacity: 30mm 3,No-load speed: 800rmp Electric Hammer Drill Rotary Hammer Power Tools SpecificationsItem NO J1Z-DD-30Rated power1280WNo ... to your instructions,sample,drawing)Electric drills(BLACK&DECKER10mm, 10mm,10mm, Hitachi13mm,08-13,dragon 13mm),Project drill(90,200),Electric Hammers{BOSCH20mm,light style ...