Flat 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 Double File Length without Tang 8 in Thickness 1/8 in File Width 13/16 in Number of Cut Edges 4 Taper Taper in Thickness File Body Finish Natural Features Bastard Teeth Spacing for General-Purpose Tool Sharpening and Material Smoothing Handle Length 8 in Insulated No