The RIDGID 13 in. Thickness Planer Replacement Blades (3-Pack) are high-quality steel blades designed for use with corded electric thickness planers. The set includes three blades, each measuring 13 inches in length, to ensure efficient and precise planing. The blades are compatible with lithium-ion batteries and have a voltage of 110V, providing reliable power for your project. Made from high-speed steel and featuring a maximum planning width of 13 inches, these blades are ideal for professionals and DIY enthusiasts alike.