6 inch square bastard file. Square profile filed on all four faces, used for keyways, slots, and rectangular openings in fabrication and machine shop work.
8 inch knife bastard file at 203 mm. Tapered knife profile clears chips from narrow slots while removing stock in fabrication and industrial maintenance work.
8 inch half round bastard file fitted with a tapered handle. Half round profile files flat and curved surfaces in fabrication, weld cleanup, and industrial maintenance work.