Twin Serrated, Stainless Steel Lazer Blades for Lazer Power Augers. Includes four blade screws and two blades. The 10″ Lite only fits the Lithium 40v 10 Lite and 10 Lazer Lite. Replacement blades for the Lithium 40v, Lithium 40v Lite, Lithium 24v, Lite-Flite, Lazer Mag, Lazer Mag Xpress, Lazer XL-3000, Electra Lazer, Lazer Pro, and Lazer 224.