The HM 105 / 4.5 jigsaw blade is an excellent blade for fast cuts in a wide range of tough materials. This blade is engineered to deliver exceptional results in fiber-reinforced plastics, cement board, chipboard and other similar materials. With durable carbide tipped teeth that are highly temperature resistant, this rough-cutting blade outlasts most other blades by a wide margin. 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 made in Germany from high-quality materials for the best possible cutting results.