Machinists File, File Coarseness Second , File Style American Pattern File, File Type Machinists File, Profile Shape Round, Face Style Double-, Edge Style Safe, File Length without Tang 8 in, File Diameter 5/16 in, Number of Edges 1, Rigidity Rigid, Taper Taper Towards Point, Teeth per Inch 31, File Body Finish Natural, Handle Length 8 in