Used for the processing of hard wood,deburring; Cutting and chamfering; Polishing,roughing machining,suitable for all kinds of wood grinding,making model required. A variety of shapes,wide use,high hardness,strong and. Comfortable,precise and uniform grip,teeth. For the processing of wood and other hardwood category professional file,May be used for other grinding wood cases. Notice:The tooth is small,a file in the production process,from for time to for time to trim tool,This is to keep for cutting tools.