Machinists File 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 12 in Thickness 9/32 in File Width 1 3/16 in Number of Cut Edges 4 Rigidity Rigid Taper Taper Towards Point Teeth per Inch 18 File Body Finish Black Oxide Handle Length 12 in