Pillar File, File Coarseness Smooth , File Style American Pattern File, File Type Pillar File, Profile Shape Square, Face Style Double-, Edge Style Single, File Length without Tang 6 in, Thickness 15/64 in, File Width 7/16 in, Number of Edges 4, Rigidity Rigid, Teeth per Inch 56, 57, File Body Finish Natural, Handle Length 6 in