This multifunctional tool is the top model with ez change and a quick change system the set contains the following accessories multipurpose cutting kit modeling table attachment parallel and circular cutters protective hood attachment 75 high quality dremel accessories tool holder for storage and wall mounting technical specifications power 157 watts voltage 230 volt speed 5 000 33 000 rpm steplessly adjustable speed clamping range 08 3 2 mm weight 660 g