· 【FITS MODEL】Colorski T-outliners replacement blades compatible with Andis #04710 #04521 T-outliners, Gtx, SL, SLS, Blackouts, T-outliners Trimmer Cordless/corded and many other brands of trimmers.· 【HIGH QUALITY】The small blade is made from a high-tech Steel material, can be a zero-gapped, long-life blade that stays sharp; Standard Replacement Blades for professional use only.· 【HEAT RESISTANT】The Close-cutting T-blade is heat resistant for a cooler and more comfortable smooth cutting.· 【EASY INSTALLATION】Professional T blade easy installation, just unscrewed the screw to replace the blade.· 【CUSTORM SUPPORTS】If any blade set that you purchase fails to fit your machine, please contact customer service