Machinists File Material Applications Iron Mild Steel Plastics Wood File Coarseness Second Cut File Style American Pattern File File Type Machinists File Profile Shape Half Round Face Cut Style Double-Cut Edge Cut Style Single File Length without Tang 4 in Thickness 9/64 in File Width 7/16 in Number of Cut Edges 2 Rigidity Rigid Taper Regular Taper File Body Finish Natural Container Type Box Features Perfect for Use on Concave Convex and Flat Surfaces File Material Steel