100% Brand New.Material: HSS steelColor: GoldenSurface treatment : Titanium platingThe 3 cutters come in the following sizes increments of 2mm : 4 - 32mm ，4 - 20mm， 4 - 12mm.Ideal for using to cut holes in a variety of materials Including steel， brass， wood， plastic， etc.Set of 3 for jobs of all sizes.2 fluted edges for faster， smoother cutting.3 sided shanks prevent slippage when in chuck.Made from high quality HSS steel.Package Content:1 x 3Pcs HSS Drill Bit Set