Hitachi 725360B50 8-Inch Progressive TPI High Speed Wood Cutting Reciprocating Saw Blade, 50-Pack (Discontinued by the Manufacturer) 8-inch long reciprocating saw blade with a 3/4-inch cutting depth and a .05-inch thickness Made of high carbon steel Tapered back for plunge cutting, curve cuts and easier starts in tough to reach applications These Progressive-TPI blades come in a 50-pack Comes with a 30-day limited warranty Cuts through wood and wood composites Comes in a 50-Pack Made of high carbon steel Progressive teeth for rapid cuts Comes with a 30-day limited warranty