Unique tool attachment with quick coupler for tool-free change of system attachments for satinating, pipe banding and brushes attachment with removable protective cover and suction connection à 32 mm for working without dust. Inclusive of guiding stop for satinating the narrow workpieces for a straight grinding picture Tool-less change of grinding tool via patented quick change system For working with no dust in the metal and stainless steel area. Similarly for brushing, structuring and cleaning of wood surfaces Microprocessor electronics: Speed selection, constant speed maintenance by means of tacho-generator, soft start, restart lock after power failure, overload protection and temperature monitoring Completely cast electronics module prevents damages through dust. The 3-way winding protection reduces wear of the motor and extends the life of the spindle lockThis text is machine translated.