Cuts through the widest variety of materials: wood with nails and screws, roofing material, plaster and drywall, rigid conduit and black pipe;6TPI design for best material versatility;Fang Tip design for fastest plunge cuts in woods, plaster and drywall;1/2" universal tang;Available in 6", 9" and 12" lengths in 1PKs, 3PKs, and 5PKs;Made in the USA;Best blade for residential demolition projects