The Bosch carbide edge jigsaw blade provides 10X life versus standard bi-metal blades, featuring a carbide-tipped edge designed for cutting abrasive building materials. So this one jigsaw blade really provides the confidence to make clean cuts in hard material. A thin blade kerf reduces material extraction, reduces heat and adds to performance. This jigsaw blade helps provide the best solution for making scroll cuts across hard or specialty materials. It also helps make straight and curved bevel cuts.