Machinists File Material Applications Iron Mild Steel Plastics Wood File Coarseness Bastard Cut File Style American Pattern File File Type Machinists File Profile Shape Rectangular Face Cut Style Double-Cut Edge Cut Style Single File Length without Tang 4 in Thickness 31/32 in File Width 7/16 in Number of Cut Edges 4 Rigidity Rigid Taper Taper Towards Point Teeth per Inch 49 50 File Body Finish Natural Container Type Box