These Makita premium "Specialized" saw blades are made especially for cordless saws and designed for greater efficiency when cutting wood. These blades are for wood cutting, with the most popular cordless circular saw models available - all with Makita's highest quality. The Efficut saw blades are 2.5 times faster compared to standard saw blades. The new tip design reduces contact with the material, increases efficiency of release waste and has a sharper bevel angle. This means your cuts are more efficient, and makes your battery last 2.4 times longer than compared to a standard blade. Features and Benefits: Greater efficiency over previous models 1.5x more cuts per charge 1.6x afster cutting