Machinists File, Material Applications Iron, Mild Steel, Plastics, Wood, File Coarseness Bastard , File Style American Pattern File, File Type Handy File, Profile Shape Rectangular, Face Style Double-, Edge Style Single, File Length without Tang 16 in, Thickness 11/32 in, File Width 1 9/16 in, Number of Edges 4, Rigidity Rigid, Taper Taper Towards Point, File Body Finish Natural, Container Type Box, Features Ideal for Machinists, Machinery Builders, Ship and Engine Builders