With patented flutes for higher and faster performance and patented quick-action chuck. Clean cuts into coated wood, into plastic, glass fibre, metal sheets up to 2 mm, copper pipes, aluminium pipes and profile sections, also suitable for removal of protruding nails from wood or copper pipe from the wall flush with the adjacent areas. Easy plunging into the material at any place, into kitchen countertops for ventilation grilles, in cabinets or gypsum plasterboards for access to power outlets. Effortless cutting of glass fibre for boat construction or into plastic elements. Easy preparation of cut-outs into thin metal sheets and non-ferrous metals.