Every type of sanding sheet sits perfectly with Easy-FitEasy-Fit system with automatic paper tensioning for a perfect hold of roll paper or hook-and-loop paperA perfect paper fit ensures maximum surface quality and optimum interaction with microfilter for dust-free workingElectronic control for material-specific working (the only one in this price class)FEATURES:Best work results with speed pre-selection for applications requiring material-specific speed.Perfect hold of roll paper or hook-and-loop paper thanks to Easy-Fit system with automatic paper tensioningClick & Clean System ? 3 great benefits. A clear view of the work surface: You work more precisely and faster Harmful dust is extracted immediately: Protects your health Less dust: Longer lifetime of tool and accessoriesDust extraction directly into the integral dust bag on the tool and/or using an all-purpose dust extractorEasy attachment and detachment of sanding paper thanks to hook-and-loop