File Set File Type Machinists File Material Applications Stainless Steel File Style American Pattern File File Length without Tang 4 in File Set Type Bastard Cut Set Files Included 4 in Half Round Bastard 4 in Hand Bastard 4 in Round Bastard 4 in Slim Taper 4 in Square Bastard 4 in Warding Bastard Profile Shape Half Round Round Square Triangular Face Cut Style Double-Cut Single-Cut File Coarseness Bastard Cut Edge Cut Style Single File Width 4 in File Diameter 4 in