Knife File, Material Applications Iron, Mild Steel, Plastics, Wood, File Coarseness, American Pattern File, Knife Type File, Profile Shaped Knife, Double Face Style, Single Edge Style, Non-Tang File Length 8 In., Thickness 3/16 In., File Width 7/8 In., Number of Edges 3, Stiffness Stiff, Heavy Taper Tapered, File Body Finish Natural