The DEWALT DWA4216 Oscillating Blade Set includes blades for multiple applications. This 8-Piece set includes 2 DWA4210 Semicircle Blades, 3 DWA4206 Fast cut Wood Blade, 3 DWA4203 Wood with Nails. Set includes 2 DWA4210 semicircle blades, 3 DWA4206 fast cut wood blade, 3 DWA4203 wood with nails.