Pack of 10 pieces of 80.5mm long, reversible, solid tungsten carbide, planer blades to fit the Dewalt, Elu, Makita, Nutool, & Perles planers. These blades are manufactured in FINE GRAIN tungsten carbide, and are ground to a mirror quality finish to produce the sharpest,keenest edges possible - far keener than standard blades that are available elsewhere. Blade specification Size: 80.50mm longPackaging:5 sets / 10 pieces per pack Material: Fine grain tungsten carbide Finish: Mirror quality ground / polished surfaces Operation: Reversible and disposable