14 inch flat bastard file at 356 mm. Largest size in the flat bastard line for heavy stock removal on big steel pieces in fabrication shops and industrial maintenance.
Mill bastard file at 6 inches, 152 mm. Single-cut tooth pattern used for sharpening lawn mower blades, saws, and draw filing in fabrication and shop work.
12 inch mill bastard file at 305 mm. Heavier single-cut mill file for sharpening and draw filing in fabrication, agricultural, and industrial maintenance work.