Characteristics: -on purpose developed for allowing the passage of an elevated flow of air, they guarantee a high adherence and an optimal resistance to the routing. Material: – plotted not impregnate fabric of special latex. Fields of employment: – particularly recommended for the systems of cut with aspiration to empty for the milling of any material. Strength’s points: – double duration of the blades, – perfect and clean milling up to the end, a lot of grip, – doesn’t send forth dust. Density: 48.