The ryobi 18 volt one43 twin pack contains the following the 18 volt llcdi18022 one43 18v combi hammer drill is ideal for drilling into masonry metal and wood and for screwdriving its 2 speed metal gear box increases its durability whilst its planetary gears ensures that it is compact and lightweight the 13mm single sleeve keyless chuck allows drilling a variety of hole sizes and one handed bit changing chuck 13mm keyless no load speed 0 4000 1550min impacts per min 0 57200 20800min max torq