Long lasting tungsten-carbide construction</br>Double edged blade design</br>Set includes 2 blades</br>For use with Makita and select competitor 3-1/4" Planers</br></br>Product Description</br></br>Makita Tungsten-Carbide Planer Blades are engineered to work with most brand 3-1/4" Planers. The double edged design means these blades are reversible so you get twice the life. The tungsten-carbide construction allows for faster, smoother cuts and long life.</br><br/>http://www.amazon.com/gp/product/B008S4D5MK