The s 105/4 is an excellent blade for fast and clean cuts in softwoods, hardwoods, melamine, veneered plywood and chipboard. The cross-set teeth are perfect for both fast and clean cuts. Works well as general purpose blade with great performance and a very good value. Festool jigsaw blades are engineered for cutting efficiency, long life and superior cutting results, with a universal t-shank design that fits most professional jigsaws. Festool has the right blade for any application or type of material, ensuring precise and consistent results. In order to select the right jigsaw blade for your application, think first about the type of material you want to cut, since there are blades available for wood, plastics, non-ferrous metals, steel and special materials like fiberglass, foam and other materials. Next decide what kind of cut you need: fine, fast, scroll, clean. This will help to decide which blade is right for you. All Festool jigsaw blades are from high-quality materials for the best possible cutting results.