Item #: 14878714Brand: DisstonModel #: E0100212 Features and Benefits Bi-metal blades feature a toothed edge made from high speed steel (HSS) attached to a flexible steel backing through an electron-beam welding process. This configuration results in a blade that makes precise cuts while resisting breakage. They are used on ferrous and non-ferrous metals. Toothed edge saws are composed of a row of pointed teeth. Common tooth variations include the number of teeth per inch and pitch pattern. Product Specifications Hole Saws; Saw Diameter (Inch): 2-1/4 ; Cutting Depth (Inch): 1-7/8 ; Saw Material: Bi-Metal ; Cutting Edge Style: Toothed Edge ; Material Application: Wood; Metal; Plastic; Stainless Steel ; Material Grade: M42 Saw Diameter (Inch) 2-1/4 Cutting Depth (Inch) 1-7/8 Saw Material Bi-Metal Cutting Edge Style Toothed Edge Material Application Wood; Metal; Plastic; Stainless Steel Material Grade M42