Machinists File, File Coarseness Bastard , File Style American Pattern File, File Type Machinists File, Profile Shape Rectangular, Face Style Double-, Edge Style Single, File Length without Tang 10 in, Thickness 1/4 in, File Width 1 in, Number of Edges 4, Rigidity Rigid, Taper Taper Towards Point, Teeth per Inch 23, File Body Finish Black Oxide, Handle Length 10 in